Question

Sin^2x + sin2x +2cox^2x = 2

Answer 1

Explanation:

`sin^2 \ x + sin ^2 \ x + 2cos^ 2\ x = 2\\\\2sin^2 \ x + 2 cos^2 \ x = 2\\\\2 ( sin^2 \ x + cos^2 \ x ) = 2 \\\\2 * 1 = 2 \\\\2 = 2 \\\\LHS = RHS \\\\Hence \ proved.`