Use suitable sum-to-product formulas to rewrite the following expression in terms of tan3x. sin 2x + sin 4x cos 2x + cos 4x

Q: Evaluate tan(3 – 2i)

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Q: sin(A)cos(B)+cos(A)sin(B) Choose. sin(A)cos(B)- cos(A)sin(B) Choose. cos(A-B) tan(A)+ tan(B)…

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A: Given that,             sin(2s-3) cos(s+3) =22 sin(2s-3) cos(s+3)=2sin(2s-3) cos(s+3)2…

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A: Given function is cosx/(1-sinx) Multiply Numerator and denominator with (1+sinx). Then…

Q: sinx - cosx + 1 sinx + 1 %3D Hint: the conjugate of the denominator sinx + cosx - 1 is sinx + cosx +…

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Q: Write the product as a sum: 20 sin(17v)sin(15v) =

A: Write the formula of 2sinAsinB=cos(A-B)-cos(A+B). And solution is given below in the image.

Q: Write the product as a sum: 18 sin(38z) sin(23z) =

A: The given expression is: 18sin(38z)sin(23z)...(1) Note that the formula used is: 2sin α cos…