2023HSCMultiple choice

Q5

1 mark

Question

Which of the following is the value of $\sin^{-1}(\sin a)$ given that

\pi<a<\frac{3\pi}{2}?

A. $a-\pi$
B. $\pi-a$
C. $a$
D. $-a$

Try the question before revealing the answer.

Syllabus alignment

Trigonometric Functions

Inverse Trigonometric FunctionsUse inverse trigonometric functions, their domains and ranges, graphs and related identities to solve problems.

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