NCERT Class 12-Mathematics: Chapter – 2 Inverse Trigonometric Function Part 7 (For CBSE, ICSE, IAS, NET, NRA 2023)
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Question 35:
The value of is
(A)
(B)
(C)
(D)
Answer:
(B) Is the correct answer.
Let .
Now tion 36:
If then value of is
(A)
(B)
(C)
(D)
Answer:
(A) Is the correct answer. Given that
Therefore,
Question 37:
The value of is
(A)
(B)
(C)
(D)
Answer:
(A) Is the correct answer.
Question 38:
The value of the expression is
(A)
(B)
(C)
(D)
Answer:
(D) Is the correct answer.
Question 39:
The equation has
(A) No solution
(B) Unique solution
(C) Infinite number of solutions
(D) Two solutions
Answer:
(B) Is the correct answer.
We have
Adding them, we get
Question 40:
If then
(A)
(B)
(C)
(D)
Answer:
(B) Is the correct answer. We have