Casio FX-7400G User Manual page 35

Example
What is the absolute value of
the common logarithm of
3
| |
log = 0.1249387366
4
What is the integer part of
7800
––––– ?
96
What is the decimal part of
7800
––––– ?
96
200 ÷ 6 =
! 3 =
Round the value used
for internal calculations
to 11 digits*
What is the nearest integer K[1(NUM)[1(Intg)
not exceeding – 3.5?
* When a Fix (number of decimal places) or Sci (number of significant digits) is in effect, Rnd
rounds the value used for internal calculations in accordance with the current Fix or Sci
specification. In effect, this makes the internal value match the displayed value.
(4) Coordinate Conversion
u u u u u Rectangular Coordinates
• With polar coordinates, % can be calculated and displayed within a range of
–180°< % < 180° (radians and grads have same range).
Example To calculate r and %
Operation
!Zcc1(Deg)Q
K[2(ANGL)[[
1(Pol()14,20.7)w
Basic Calculations
Operation
3
?
4
K[1(NUM)
1(Abs)l(3/4)w
K[1(NUM)
2(Int)(7800/96)w
K[1(NUM)
3(Frac)(7800/96)w
K[1(NUM)4(Rnd)w
°
when x = 14 and y = 20.7
Ans
Chapter 2
Display
0.1249387366
200/6w
*3w
200/6w
*3w
-3.5w
u u u u u Polar Coordinates
Display
1 – 24.989 – # 24.98979792 (r)
2 – 55.928 – # 55.92839019 ( % )
81
0.25
33.33333333
100
33.33333333
33.33333333
99.99999999
– 4
32