# Prove the followi

LHS

We know that

We know that a3 + b3 = (a + b) (a2 + b2- ab)

= 1 – (sin2x + cos2x) + sinx cosx

We know that sin2x + cos2x = 1.

= 1 – 1 + sinx cosx

= sinx cosx

= RHS

Hence proved.

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