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If xsinx=3.5, find (-x) sin(-x). Find the exact value of the expression in terms of x with the help of a reference angle. sin

If xsin x = 3.5, find (-x) sin(-x). Find the exact value of the expression in terms of x with the help of a reference angle.

If xsinx=3.5, find (-x) sin(-x). Find the exact value of the expression in terms of x with the help of a reference angle. sin cos ())

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