32
33
9.5) Log 10 & natural logarithms/ exponents (log 10, natural
logarithms, exponential and root functions)
log 1.23 (=log
10
1.23) =
1
23
0.089905111
Solution 4x = 64
x = log 64
log4
=
64
4
3.
In 90 (= log
e
90) =
90
4.49980967
log 456 ÷ In 456 =
456
M
0.434294481
10
0.4
+ 5 • e
-3
=
4
5
3
2.760821773
5.6
2.3
=
5
6
2
3
52.58143837
123
1/7
(=
7
123 ) =
123
7
1.988647795
(78 - 23)
-12
=
78
23
12
1.305111829- 21
3
12
+ e
10
= 3
12
10
553467.4658
log sin 40° + log cos 35°
40
35
- 0.278567983
15
1/5
+ 25
1/6
+ 35
1/7
=
15
5
25
6
35
7
5.090557037
9. CALCULATIONS WITH FUNCTIONS
9. CALCULATIONS WITH FUNCTIONS
sec ( π
3
rad) =
“RAD” 30
3
RAD
2.
cosec 30° = 1
sin 30°
=
“DEG” 30
2.
cos
-1
2
2
=
“RAD” 2
2
0.785398163
tan
-1
0.6104 =
“DEG”
6104
31.39989118
31°23’59”6
9.4) Hyperbole functions and hyperbole inverse functions
sinh 3.6 =
3
6
18.28545536
tanh 2.5 =
2
5
0.986614298
cosh 1.5 - sinh 1.5 =
1
5
M
2.352409615
M
0.22313016
M
-1.5
sinh
-1
30 =
30
4.094622224
Solution tanh 4x = 0.88
x = tanh
-1
0.88
4
=
88
4
0.343941914
1
π
cos ( __rad )
3
Summary of Contents for D1-3
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