Inactive Tutor answered • 10/26/20
Tutor
New to Wyzant
A conversion identity is:
cos(x) = sin(π/2 - x)
So sin(5x) - cos(5x) = sin(5x) - sin(π/2 - 5x)
Caroline R.
asked • 10/26/20Write the expression in terms of sine only. sin(5x) − cos(5x)
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