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pottersheep

  • 3 years ago

Trig Identities help please! Simplify: (sin^2x + sinx + sinxcosx +cosx)/(sinx+cosx)

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  1. pottersheep
    • 3 years ago
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    The answer should be sinx +1 ! I dont know how to get that :(

  2. math>philosophy
    • 3 years ago
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    Try factoring the numerator

  3. pottersheep
    • 3 years ago
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    Ok I'll try that

  4. pottersheep
    • 3 years ago
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    How do I factor that top?

  5. pottersheep
    • 3 years ago
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    OO

  6. math>philosophy
    • 3 years ago
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    try getting a common factor. you may not be able to see it right away, so factor a couple terms at a time and you might see it

  7. pottersheep
    • 3 years ago
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    Whoa I got it! Thanks! I did group factoring, so it became (sinx+cosx) (sinx+1)

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