pre-calc help please !

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how do you verify this identity

Sin^3βcosβ+cos^3βsinβ=sinβcosβ

  • pre-calc help please ! -

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

    Now wasn't that easy ?

  • pre-calc help please ! -

    thank you !!!!

  • pre-calc help please ! -

    welcome!

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