how do you verify this identity

Sin^3βcosβ+cos^3βsinβ=sinβcosβ

3 answers

LS = Sin^3βcosβ+cos^3βsinβ
= sinβcosβ(sin^2 β + cos^2 β)
= sinβcosβ (1)
= RS

Now wasn't that easy ?

thank you !!!!

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