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Math Help - simplify

  1. #1
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    simplify

    Simplify the expression: sin2x(1 + cot2x)
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  2. #2
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    Hello, superjags99!

    Simplify the expression: . \sin2x(1 + \cot2x)

    We can't do too much with it . . .

    We have: . \sin2x\left(1 + \frac{\cos2x}{\sin2x}\right)

    Multiply: . (\sin2x)(1) + (\sin2x)\left(\frac{\cos2x}{\sin2x}\right) \;=\; \sin2x + \cos2x

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