Class 12 Maths CBSE Inverse Trignometric Functions Board Questions
Here we provide Class 12 maths important notes,board questions and predicted questions with Answers for chapter Amines. These important notes,board questions and predicted questions are based on CBSE board curriculum and correspond to the most recent Class 12 maths syllabus. By practising these Class 12 materials, students will be able to quickly review all of the ideas covered in the chapter and prepare for the Class 12 Board examinations.
class 12 CBSE Inverse Trignometric Functions BoardQuestions
Inverse Trigonometric Functions BoardQuestions
2016
Q1
Prove that :
tan-1
OR
Solve for x : 2tan-1(cosx) = tan-1(2cosec x)
solutions
tan-1
1
/
5
+ tan-1
1
/
7
+ tan-1
1
/
3
+ tan-1
1
/
8
=
π
/
4
Solve for x : 2tan-1(cosx) = tan-1(2cosec x)
solutions
2017
Q2
If tan-1
solutions
x - 3
/
x - 4
+ tan-1
x + 3
/
x + 4
=
π
/
4
, then find the values of x.
solutions
2018
Q3
tan-1 4x + tan-16x =
solutions
π
/
4
solutions
2019
Q4
Prove that 3 cos-1x = cos-1(4x3 - 3x), x ∈ [1/2 , 1]
solutions
solutions
Q5
Find the value of tan-1 √3 - sec-1(-2)
solutions
solutions
2020
Q6
Prove that sin-1(2x √1 - x2) = 2 cos-1 x, 1/√2 ≤ x
≤ 1
solutions
solutions
Q7
The principal value of tan-1 ( tan
(A)
(B) -
(C)
(D) -
solutions
3π
/
5
) is (A)
2π
/
5
(B) -
2π
/
5
(C)
3π
/
5
(D) -
3π
/
5
solutions
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