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URGENT!!! WILL AWARD ALL POINTS Which expression is equivalent to sin(2β)sinβ for all values of β for which sin(2β)sinβ is defined?

Select the correct answer below:


2sin2β−tan2β

cot2β−2cos2β

1−tan2β

csc2β−2

2cosβ

Respuesta :

kadenli223

Answer:

sin2b sin b

2 sin b cos b sin b

2 cos b sin^2 b

1−cos2b cos b

1- (2cos^2 b−1) cosb

2 cos beta

Answer:2sin =bahsyg=a=78sinb-7823sin=   1-tan2b

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