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Complete the following identity: $1 -\sin^{2}3x= ...$
in Grade 12 Technical Maths by Diamond (40.1k points) | 7 views

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1 - sin(3x)^2 = cos(3x)^2  ,

this is a disguised square identity of sinx^2 + cosx^2 = 1
by Silver Status (31.3k points)

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