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Mathematics, 19.05.2021 20:20 lonelynomad00

Review the proof: (Attached Image) Which expression will complete step 3 in the proof?

a) sin2(x)
b) 2sin(x)
c) 2sin(x)cos(x)
d) sin(x)cos(x) + sin(x)

Review the proof: (Attached Image)

Which expression will complete step 3 in the proof?
a) sin2(x)

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Review the proof: (Attached Image) Which expression will complete step 3 in the proof?

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