Home
Class 12
MATHS
If tan^(-1)((x+1)/(x-1))+tan^(-1)((x-1)/...

If `tan^(-1)((x+1)/(x-1))+tan^(-1)((x-1)/(x))=tan^(-1)(-7),` then x is

A

0

B

-2

C

1

D

2

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • INVERSE TRIGONOMETRIC FUNCTIONS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS (II. Fill in the blanks :)|10 Videos

  • INVERSE TRIGONOMETRIC FUNCTIONS

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS (III. Choose the incorrect answer : )|5 Videos

  • INVERSE TRIGONOMETRIC FUNCTIONS

    SURA PUBLICATION|Exercise EXERCISE 4.6 (Choose the Correct or the most suitable answer from the given four alternatives : )|20 Videos

  • DISCRETE MATHEMATICS

    SURA PUBLICATION|Exercise 5 MARKS|2 Videos

  • MODAL QUESTION PAPER

    SURA PUBLICATION|Exercise PART - IV|26 Videos

Similar Questions

Explore conceptually related problems

If tan^(-1)(3)+tan^(-1)(x)=tan^(-1)(8)," then "x=

Solve : tan^(-1)((x-1)/(x-2))+tan^(-1)((x+1)/(x+2))=(pi)/(4)

If x and y are positive integer satisfying tan^(-1)((1)/(x))+tan^(-1)((1)/(y))=(1)/(7) , then the number of ordered pairs of (x,y) is

Simplify : tan^(-1)((x)/(y))-tan^(-1)((x-y)/(x+y)).

Solve, tan^(-1) (x+1)+tan^(-1) (x-1)=tan^(-1)""4/7

If tan^(-1)(x+3/x)-tan^(-1)(x-3/x)=tan^(-1)6/x , then the value of x^4 is_____.

Solve : tan ^(-1) ""(x-1)/(x+1) + tan^(-1) ""(2x -1)/(2x+1)= tan ^(-1) "" (23)/(36)

The number of integral values of x satisfying the equation tan^(-1) (3x) + tan^(-1) (5x) = tan^(-1) (7x) + tan^(-1) (2x) is ____

The value of int_(-4)^(4) [ tan^(-1)((x^(2))/( x^(4)+1)) +tan^(-1) ((x^(4)+1)/( x^(2))) ] dx is