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haleyking345

  • one year ago

Verifying Trigonometric Identities 1.) (1+sin x)(1-sin x) The answer is cos^2 x. Could someone help me, I do not know how to get that answer.

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  1. tkhunny
    • one year ago
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    Have you considered multiplying the two factors?

  2. haleyking345
    • one year ago
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    I thought you were not allowed to multiply with those.

  3. tkhunny
    • one year ago
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    If you paid for that information, please go get your money back. Multiply them, just like any other two binomials.

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