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Problem
Convert 4.25 radians to degrees.
= 243.5070629
47.3° + 82.5rad = 4774.20181°
How many radians is 243.5070629°?
= 4.249999999
Trigonometric and Inverse Trigonometric Functions
Problem
π
cos((
) rad) = 0.5
3
2 · sin45° × cos65° = 0.5976724775
–1
sin
0.5 =30°
x
x
(Determine
for sin
Logarithmic Functions and Exponential Functions
Problem
log1.23 (log
1.23) = 0.08990511144
10
ln90 (log
90) = 4.49980967
e
log
9 = 2
3
e
4.5
= 90.0171313
= (–3) × (–3) × (–3) × (–3) = 81
(–3)
4
1
7
123 (= 123
) = 1.988647795
7
Hyperbolic and Inverse Hyperbolic Functions
Problem
sinh3.6 = 18.28545536
–1
cosh
(
) = 0.7953654612
= 0.5.)
Operation
4.25 Rw
47.3 + 82.5 Rw
Change the [Angle] setting to "Radian", and then
input 243.5070629 *w.
Operation
Change the [Angle] setting to "Radian".
c7/ 3 w or cN7c 3 w
Change the [Angle] setting to "Degree".
2*s 45 )*c 65 w
Can be omitted.
S 0.5 w
".5" can also be used.
Operation
" 1.23 w or V 10 e 1.23 w
I 90 w or V`e 90 w
V 3 e 9 w or LV 3 , 9 w
Q 4.5 w
(- 3 ){ 4 w
123 {( 1 / 7 w or % 7 e 123 w
Operation
1 3.6 w
@ 20 / 15 w or @N 20 c15 w
Chapter 2: Main Application 49
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