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Which expression is equivalent to 4sin²(x) - 8sin²(x/2)
4(cos(x) - cos²(x))
4(-cos(x) - cos²(x))
4(2-cos(x) - cos²(x))
4(2 + cos(x) - cos²(x))

Which expression is equivalent to 4sinx 8sinx2 4cosx cosx 4cosx cosx 42cosx cosx 42 cosx cosx class=

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