Question

Prove that sin^3x+sincos^2x=sinx

Answer 1

Step-by-step explanation:

factor sin(x) out of the equation

sin(x) * ($sin^{2} (x) + cos^{2} (x)$) = sin(x)

Use the trigonometric identity $sin^{2} (x) + cos^{2}(x) = 1$

sin(x) * 1 = sin(x)

sin(x) = sin(x)