Question

If cos-1 x + sin-1 x = π, then the value of x is

Answer 1

Answer:

If 4cos–1x + sin–1x = π, then the value of x is Read more on Sarthaks.com - https://www.sarthaks.com/46265/if-4cos-1-x-sin-1-x-then-the-value-of-x-is-a-3-2-b-1-2-c-3-2-d-2-3