Home
>
Math
>
Inverse Trigonometric Function
Inverse Trigonometric Function
Hard
Question
The number k is such that tan {arc tan (2) + arc tan (20k)} = k. The sum of all possible values of k is -
Options
A.
- 19/40
B.
- 21/40
C.
0
D.
1/5
Solution
-
Create a free account to view solution
View Solution Free
Topic:
Inverse Trigonometric Function
·
Practice all Inverse Trigonometric Function questions
More Inverse Trigonometric Function Questions
If sin-1 x + sin-1 y = , then cos-1x + cos-1y is equal to -...
The value of sin-1 (sin 10) is -...
sec (cosec-1x) is equal to -...
If x2 + y2 + z2 = r2, then tan-1 + tan-1 + tan-1 =...
is equal to -...