TI-36X Pro Calculator Important information............. 2 Examples ................3 Switching the calculator on and off ........3 Display contrast ..............3 Home screen ................. 3 2nd functions ................. 5 Modes ..................5 Multi-tap keys................. 8 Menus ..................8 Scrolling expressions and history .......... 9 Answer toggle..............
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On the Home screen, you can enter mathematical expressions and functions, along with other instructions. The answers are displayed on the Home screen. The TI-36X Pro screen can display a maximum of four lines with a maximum of 16 characters per line. For entries and expressions of more than 16 characters, you can scroll left and right (!and ") to...
When you calculate an entry on the Home screen, depending upon space, the answer is displayed either directly to the right of the entry or on the right side of the next line. Special indicators and cursors may display on the screen to provide additional information concerning functions or results.
Indicator Definition MathPrint™ cursor. Continue entering the current MathPrint™ element, or press an arrow key to exit the element. 2nd functions Most keys can perform more than one function. The primary function is indicated on the key and the secondary function is displayed above it.
SCI expresses numbers with one digit to the left of the decimal and the appropriate power of 10, as in 1.2345678 5 (which is the same as 1.2345678×10 ENG displays results as a number from 1 to 999 times 10 to an integer power.
Examples of Classic and MathPrint™ modes Classic mode MathPrint™ mode Float mode and answer Float mode and answer toggle toggle key. key. Fix 2 Fix 2 and answer toggle key. U n/d U n/d Exponent example Exponent example Square root example Square root example Cube root example Cube root example...
Multi-tap keys A multi-tap key is one that cycles through multiple functions when you press it. For example, the X key contains the trigonometry functions sin and sin as well as the hyperbolic functions sinh and sinh . Press the key repeatedly to display the function that you want to enter.
d (key with multiple menus): MATH R ³´ P 1: abs( 1: ¡ 1: P ´Rx( ³´U 2: lcm( 2: round( 2: ¢ 2: P ´Ry( 3: gcd( 3: iPart( 3: £ 3: R ´Pr( 4: 4Pfactor 4: fPart( 4: r 4: R ´Pq( 5: sum( 5: int(...
Answer toggle Press the r key to toggle the display result (when possible) between fraction and decimal answers, exact square root and decimal, and exact pi and decimal. Pressing r displays the last result in the full precision of its stored value, which may not match the rounded value.
3 % c % i < Order of operations The TI-36X Pro calculator uses Equation Operating System (EOS™) to evaluate expressions. Within a priority level, EOS evaluates functions from left to right and in the following order. Expressions inside parentheses.
Permutations (nPr) and combinations (nCr). Multiplication, implied multiplication, division. Addition and subtraction. 10th Conversions (n/d³´Un/d, F³´D, 4DMS). 11th < completes all operations and closes all open parentheses. Examples + Q P M 6 0 T 5 V M1 2 < 1 T M 8 T 1 2 <...
Clearing and correcting Returns to the Home screen. Clears an error message. Clears characters on entry line. Moves the cursor to last entry in history once display is clear. Deletes the character at the cursor. Inserts a character at the cursor. Clears variables x, y, z, t, a, b, c, and d to their default value of 0.
• P enters a simple fraction. Pressing P before or after a number can result in different behavior. Entering a number before pressing P makes that number the numerator. To enter fractions with operators or radicals, press P before you enter a number (in MathPrint™ mode only). •...
F³´D 4 % @ 1 P 2 % ˜ < Examples MathPrint™ mode n/d, U n/d P3 $ 4 " T 1 % @ 7 $12 < 9 P 2 " d 1 < ³´U F³´D 4 % @ 1 $ 2 " % ˜...
³ Problem A mining company extracts 5000 tons of ore with a concentration of metal of 3% and 7300 tons with a concentration of 2.3%. On the basis of these two extraction figures, what is the total quantity of metal obtained? If one ton of metal is worth 280 dollars, what is the total value of the metal extracted? 3 % _ V 5000 <...
Powers, roots and inverses Calculates the square of a value. The TI-36X Pro calculator evaluates expressions entered with F and a from left to right in both Classic and MathPrint™ modes. Raises a value to the power indicated. Use "...
2 % a < g (multi-tap key) p = 3.141592653590 for calculations. p = 3.141592654 for display. Example 2 V g < ³ Problem What is the area of a circle if the radius is 12 cm? Reminder: A = p×r g V 12 F <...
Math d MATH d displays the MATH menu: Converts between simple fractions and ³´U mixed-number form. 2: lcm( Least common multiple 3: gcd( Greatest common divisor 4: 4Pfactor Prime factors 5: sum( Summation 6: prod( Product Examples 9 P 2 " d 1 < ³´U lcm( 6 % ` 9 ) <...
Number functions d NUM d " displays the NUM menu: 1: abs( Absolute value 2: round( Rounded value 3: iPart( Integer part of a number 4: fPart( Fractional part of a number 5: int( Greatest integer that is the number 6: min( Minimum of two numbers 7: max(...
mod( d "8 17 % ` 12 ) < ## < !! 6 < Angles d DMS d " " displays the DMS menu: 1: ¡ Specifies the angle unit modifier as degrees (º). 2: ¢ Specifies the angle unit modifier as minutes ('). 3: £...
q< 2 g d " " 4 < 1.5 d " " 6 < 4DMSS ³ Problem Two adjacent angles measure 12¡ 31¢ 45£ and 26¡ 54¢ 38£ respectively. Add the two angles and display the result in DMS format. Round the results to two decimal places. -q$$"""<...
Note: Press - to clear the screen between problems. - X 30 ) < q " < - X g P 6 " ) < Retain radian mode on the calculator and calculate the sine of 30¡. Change the calculator to degree mode and find the sine of p / 6 radians.
- d ! 1 5 % ` 30 ) < d ! 2 5 % ` 30 ) < d !3 3 % ` 4 ) < d ! 4 3 % ` 4 ) < Converting (r, q) = (5, 30) gives (x, y) = (4.3, 2.5) and (x, y) = (3, 4) gives (r, q) = (5.0, 53.1).
Z Z1 ) < 5 V Y g P 4 " ) < ³ Problem Find angle A of the right triangle below. Then calculate angle B and the length of the hypotenuse c. Lengths are in meters. Round results to one decimal place. Reminder: ⎛...
90 U % i < % b 3 F T 7 F < To one decimal place, the measure of angle A is 66.8¡, the measure of angle B is 23.2¡, and the length of the hypotenuse is 7.6 meters. Hyperbolics Z (multi-tap keys) Pressing one of these multi-tap keys repeatedly lets you...
Logarithm and exponential functions C (multi-tap keys) D yields the logarithm of a number to the base e (e ≈ 2.718281828459). D D yields the common logarithm of a number. C raises e to the power you specify. C C raises 10 to the power you specify. Examples D D1 ) <...
Example in MathPrint™ mode % A % A z F T 5 z "" M 1 < Example in Classic mode Classic: nDeriv(expression,variable,value[ % A % A z F T 5 z %`M1 ) < nDeriv( uses the symmetric difference quotient method, which approximates the numerical derivative value as the slope of the secant line through these points.
q $$ """" < z G 3 " U 4 z "" 2 P % b 3 < ------ - The slope of the tangent line at x = is zero. A maximum or minimum of the function must be at this point! Numeric integral % Q calculates the numeric function integral of an expression with respect to a variable x, given a lower limit and...
< Notice that both areas are equal. Since this is a parabola with the vertex at (4,0) and zeros at (M2, 0) and (2, 0) you see that the symmetric areas are equal. Stored operations % n lets you store a sequence of operations. % m plays back the operation.
M 1 % m Memory and stored variables The TI-36X Pro calculator has 8 memory variables—x, y, z, t, a, b, c, and d. You can store a real or complex number or an expression result to a memory variable.
z is a multi-tap key that cycles through the variable names x, y, z, t, a, b, c, and d. You can also use z to recall the stored values for these variables. The name of the variable is inserted into the current entry, but the value assigned to the variable is used to evaluate the expression.
L z z < < W 4 < ³ Problem In a gravel quarry, two new excavations have been opened. The first one measures 350 meters by 560 meters, the second one measures 340 meters by 610 meters. What volume of gravel does the company need to extract from each excavation to reach a depth of 150 meters? To reach 210 meters? Display the results in engineering notation.
210 V % h < < 150 V z z < 210 V z z < For the first excavation: The company needs to extract 29.4 million cubic meters to reach a depth of 150 meters, and to extract 41.16 million cubic meters to reach a depth of 210 meters.
< v < % ˜ < Notice L2 is calculated using the formula you entered, and L2(1)= in the author line is highlighted to indicate the list is the result of a formula. ³ Problem On a November day, a weather report on the Internet listed the following temperatures.
v " 1 9 W 5 V v 1 T 32 < If Sydney, Australia is 21¡C, find the temperature in degrees Fahrenheit. ! $ $ $ 21 < Statistics, regressions, and distributions v lets you enter and edit the data lists. % u displays the STAT-REG menu, which has the following options.
3: 2-Var Stats Analyzes paired data from 2 data sets with 2 measured variables—x, the independent variable, and y, the dependent variable. Frequency data may be included. Note: 2-Var Stats also computes a linear regression and populates the linear regression results. 4: LinReg ax+b Fits the model equation y=ax+b to the data using a least-squares fit.
% u " displays the DISTR menu, which has the following distribution functions: 1: Normalpdf Computes the probability density function (pdf) for the normal distribution at a specified x value. The defaults are mean mu=0 and standard deviation sigma=1. The probability density function (pdf) is: 2: Normalcdf Computes the normal distribution probability...
5: Binomcdf Computes a cumulative probability at x for the discrete binomial distribution with the specified numtrials and probability of success (p) on each trial. x can be non- negative integer and can be entered with options of SINGLE, LIST or ALL (a list of cumulative probabilities is returned.) 0 { p { 1 must be true.
sx or sy Population standard deviation of x or y. Gx or Gy Sum of all x or y values. or Gy Sum of all x or y values. Sum of (x…y) for all xy pairs. a (2-Var) Linear regression slope. b (2-Var) Linear regression y-intercept.
1-Var Example Find the mean of {45, 55, 55, 55} Clear all v v $ $ $ data Data < 45 $ 55 $ 55 $ 55 < Stat 2 (Selects 1-Var Stats) < Stat Var 2 < V 2 < 2-Var Example Data: (45,30);...
Stat 3 (Selects 2-Var Stats) $ $ $ < % s % u 1 # # # # # # < 45 ) < ³ Problem For his last four tests, Anthony obtained the following scores. Tests 2 and 4 were given a weight of 0.5, and tests 1 and 3 were given a weight of 1.
< v " $ $ $ $ < 12 $ 13 $ 10 $ 11 $ " 1 $ .5 $ 1 $ .5 < 2 (Selects 1-Var Stats) $ " " < < Anthony has an average (v) of 11.33 (to the nearest hundredth).
³ Problem The table below gives the results of a braking test. Test No. Speed (kph) Braking 5.30 14.45 20.21 38.45 distance Use the relationship between speed and braking distance to estimate the braking distance required for a vehicle traveling at 55 kph.
This line of best fit, y'=0.67732519x'N18.66637321 models the linear trend of the data. Press $ until y' is highlighted. < 55 ) < The linear model gives an estimated braking distance of 18.59 meters for a vehicle traveling at 55 kph. Regression example 1 Calculate an ax+b linear regression for the following data: {1,2,3,4,5};...
L1 = {0, 1, 2, 3, 4}; L2 = {10, 14, 23, 35, 48} Find the average value of the data in L2. Compare the exponential regression values to L2. Clear all data v v 4 Data 0 $1 $ 2 $ 3 $ 4 $ "10 $ 14 $ 23 $ 35 $ 48 <...
< 0 < 1 < << Warning: If you now calculate 2-Var Stats on your data, the variables a and b (along with r and r ) will be calculated as a linear regression. Do not recalculate 2-Var Stats after any other regression calculation if you want to preserve your regression coefficients (a, b, c, d) and r values for your particular problem in the StatVars menu.
< Probability % † H is a multi-tap key that cycles through the following options: A factorial is the product of the positive integers from 1 to n. n must be a positive whole number { 69. Calculates the number of possible combinations of n items taken r at a time, given n and r.
8 H H H 3 < STO 4 rand 5 L % † 1 (Selects rand) < Rand % † 1 < Randint( % † 2 3 % ` 5 ) < ³ Problem An ice cream store advertises that it makes 25 flavors of home made ice cream.
2: Edit function Lets you define the function f(x) and generates a table of values. The function table allows you to display a defined function in a tabular form. To set up a function table: 1. Press I and select Edit function. 2.
< After searching close to x = 18, the point (18, 324) appears to be the vertex of the parabola since it appears to be the turning point of the set of points of this function. To search closer to x = 18, change the Step value to smaller and smaller values to see points closer to (18, 324).
Matrices In addition to those in the Matrix MATH menu, the following matrix operations are allowed. Dimensions must be correct: • matrix + matrix • matrix – matrix • matrix × matrix • Scalar multiplication (for example, 2 × matrix) •...
Matrix example Define matrix [A] as Calculate the determinant, transpose, inverse, and rref of [A]. Define [A] % t ! < " < " < dimensions < Enter < values 1 $ 2 $ 3 $ 4 $ det([A]) % t " <...
< rref % t " # < % t <) < Notice that [A] has an inverse and that [A] is equivalent to the identity matrix. Vectors In addition to those in the Vector MATH menu, the following vector operations are allowed. Dimensions must be correct: •...
% … MATH % … " displays the vector MATH menu, which lets you perform the following vector calculations: 1: DotProduct Syntax: DotP(vector1, vector2) Both vectors must be the same dimension. 2: CrossProduct Syntax: CrossP(vector1, vector2) Both vectors must be the same dimension.
vectors % … < % … $ < < DotP % … " < % … < % … $ < ) < .5 V 2 T 8 V 3 < Note: DotP is calculated here in two ways. norm % …"...
Example Reminder: If you have already defined variables, the solver will assume those values. Num-solv % ‰ Left side 1 P2 " zF U5 z z z z z "" Right side 6 z U z z zz z z <...
Example of quadratic equation Reminder: If you have already defined variables, the solver will assume those values. Poly-solv % Š Enter < coefficients < Solutions < Note: If you choose to store the polynomial to f(x), you can use I to study the table of values.
System of linear equations solver % ‹ % ‹ solves systems of linear equations. You choose from 2×2 or 3×3 systems. Notes: • x, y, and z results are automatically stored in the x, y, and z variables. • Use r to toggle the results (x, y and z) as needed. •...
Toggle result type Example 3×3 system Solve: 5x – 2y + 3z = -9 4x + 3y + 5z = 4 2x + 4y – 2z = 14 System % ‹ $ solve 3×3 < system First 5 < equation M2 <...
Example 3×3 system with infinite solutions Enter the % ‹ 2 system 1 <2 <3 <4 < 2 <4 <6 <8 < 3 <6 <9 <12 < < < < Number bases % — Base conversion % — displays the CONVR menu, which converts a real number to the equivalent in a specified base.
3: d Specifies a decimal number. 4: o Specifies an octal integer. Examples in DEC mode Note: Mode can be set to DEC, BIN, OCT, or HEX. See the Mode section. d ´Hex 127 % — 1 < h ´Bin % ¬...
Examples BIN mode: q $$$$ and, or "" < 1111 % — ! 1 1010 < 1111 % — ! 2 1010 < BIN mode: 11111 % — ! 3 xor, xnor 10101 < 11111 % — ! 4 10101 < HEX mode: q $$$$ not, 2’s...
Constants Constants lets you access scientific constants to paste in various areas of the TI-36X Pro calculator. Press % Œ to access, and ! oro" to select either the NAMES or UNITS menus of the same 20 physical constants.Use # and $ to scroll through the list of constants in the two menus.
Note: Displayed constant values are rounded. The values used for calculations are given in the following table. Constant Value used for calculations speed of light 299792458 meters per second gravitational 9.80665 meters per second acceleration Planck’s constant 6.62606896×10 Joule seconds NA Avogadro’s number 6.02214179×10 molecules per mole...
Conversions The CONVERSIONS menu permits you to perform a total of 20 conversions (or 40 if converting both ways). To access the CONVERSIONS menu, press % –. Press one of the numbers (1-5) to select, or press # and $ to scroll through and select one of the CONVERSIONS submenus.
lb 4 kg pounds to kilograms kg 4 lb kilograms to pounds Temperature conversion Conversion Farenheit to Celsius ¡ ¡ Celsius to Farenheit ¡ ¡ Celsius to Kelvin ¡ ¡ Kelvin to Celsius ¡ ¡ Speed and length conversion Conversion km/hr 4 m/s kilometers/hour to meters/second m/s 4 km/hr...
Pressure conversion Conversion atm 4 kPa atmospheres to Pascals Pa 4 atm Pascals to atmospheres mmHg 4 kPa millimeters of mercury to Pascals Pa 4 mmHg Pascals to millimeters of mercury Examples Temperature %– << (Enclose negative numbers/expressions in parentheses.) Speed, Length –$$<...
Complex numbers %ˆ The calculator performs the following complex number calculations: • Addition, subtraction, multiplication, and division • Argument and absolute value calculations • Reciprocal, square, and cube calculations • Complex Conjugate number calculations Setting the complex format: Set the calculator to DEC mode when computing with complex numbers.
Complex menu Description 1:± ± (polar angle character) Lets you paste the polar representation of a complex number (such as 5±p). 2 :polar angle angle( Returns the polar angle of a complex number. 3: magnitude abs( (or |þ| in MathPrint™ mode) Returns the magnitude (modulus) of a complex number.
4 r±q 3 T 4 ggg % ˆ 4 < 4 a+bi 5 %ˆ< 3 g P 2 " % ˆ5 < Conjugate: conj( % ˆ6 5 U 6 ggg ) < Real: real( % ˆ7 5 U 6 ggg) <...
BREAK — You pressed the & key to stop evaluation of an expression. CHANGE MODE to DEC — Base n mode: This error is displayed if the mode is not DEC and you press ‰, Š, ‹, ‡, I, t, …, or –.
• For TAN: x = 90¡, -90¡, 270¡, -270¡, 450¡, etc., and equivalent for radian mode. • For SIN or COS : |x| > 1. • For nCr or nPr: n or r are not integers | 0. • For x!: x is not an integer between 0 and 69. EQUATION LENGTH ERROR —...
• You press < on a blank equation or an equation with only numbers. Invalid Data Type — In an editor, you entered a type that is not allowed, such as a complex number, matrix, or vector, as an element in the stat list editor, matrix editor and vector editor.
STAT — You attempted to calculate 1-var or 2-var stats with no defined data points, or attempted to calculate 2-var stats when the data lists are not of equal length. SYNTAX — The command contains a syntax error: entering more than 23 pending operations or 8 pending values; or having misplaced functions, arguments, parentheses, or commas.
Discard used batteries according to local regulations. How to remove or replace the battery The TI-36X Pro calculator uses one 3 volt CR2032 lithium battery. Remove the protective cover and turn the calculator face downwards.
Dispose of the dead battery immediately and in accordance with local regulations. Per CA Regulation 22 CCR 67384.4, the following applies to the button cell battery in this unit: Perchlorate Material - Special handling may apply. See www.dtsc.ca.gov/hazardouswaste/perchlorate In case of difficulty Review instructions to be certain calculations were performed properly.
Customers in the U.S., Canada, Mexico, Puerto Rico and Virgin Islands: Always contact Texas Instruments Customer Support before returning a product for service. All other customers: Refer to the leaflet enclosed with this product (hardware) or contact your local Texas Instruments retailer/distributor.
Comments to this Manuals
Latest comments:
(n-2 ) 180
Make sense, that is.
For example, you show quote marks as entries that need to be made to set off a function. There are no quote marks on the TI36. You show a "z" needing to be entered. No such key. And so on.