Alberta Free Tutoring And Homework Help For Math 30-1

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Suppose that

 

2 cos2 x + 4 sin x cos x = a sin 2x + b cos 2x + c (2)

 

is an IDENTITY, determine the values of a, b, and c.

1 year ago

Answered By Farhad R

Hello, one trivial solution that is seen from the equation is 

a=2

b=2

and c=0

I did not really understand what is meant by the notation c  (2) ?