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pottersheep

  • 2 years ago

Please help me with Trig identities Grade 12.... I am soo lost @@ Using double angle formulas, write this as a single trigonomic function: cos^2x - sin^2 x

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  1. Brittni0605
    • 2 years ago
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    Do you know the double angle formulas?

  2. pottersheep
    • 2 years ago
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    Yep I found out thanks

  3. Brittni0605
    • 2 years ago
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    Ok, so you should be able to answer your question.

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