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Mathematics, 10.07.2019 22:50 DVM117x017

Which expression is equivalent to sin(2x) − sinx? a. 2cos(x/2) sin(3x/2) b. 2cos (3x/2) sin(x/2) c. 2sin(3x/2) cos(x/2) d. 2sin (3x/2) sin(x/2)

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Which expression is equivalent to sin(2x) − sinx? a. 2cos(x/2) sin(3x/2) b. 2cos (3x/2) sin(x/2) c....

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