TaylorND03 TaylorND03

12-05-2021
Mathematics

contestada

Simplify the expression, sin2x + sinx + cos2x - 1

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Аноним Аноним

12-05-2021

Answer:

2sinxcosx + sinx +1-2sin²x-1

2sinxcosx+sinx-2sin²x

sinx (2cosx+1-2sinx)

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