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haleyking345 Group Title

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.

  • one year ago
  • one year ago

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  1. tkhunny Group Title
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    Have you considered multiplying the two factors?

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

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

    • one year ago
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spraguer (Moderator)
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