Question

explain the concept of this term​

Answer 1

Step-by-step explanation:

${sin }^{ - 1} x + {cos}^{ - 1} x = \frac{\pi}{2}$

it is basic to know above equality.

$= > {cos}^{ - 1} x = \frac{\pi}{2} - {sin}^{ - 1} x$

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