NDA · Mathematics

MN18 · Inverse Trigonometric Functions — Quiz

NDA 20 Questions No Negative Marking

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Question 1

The principal value of sin⁻¹(1/2) is: (NDA PYQ)

Aπ/6

Bπ/3

C5π/6

D−π/6

Question 2

The range (principal value branch) of cos⁻¹x is: (NDA PYQ)

A[−π/2, π/2]

B[0, π]

C(−π/2, π/2)

D[−π, π]

Question 3

sin⁻¹x + cos⁻¹x equals: (NDA PYQ)

Bπ/4

Cπ/2

Dπ

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