Mathematics, 06.08.2021 02:40 ciannajustine

Prove the identity. 5 tan(x) - 5 tan(y)
5 sin(x - y)
cos(x) cos(y)
Use a Reciprocal Identity, and then rewrite as a single rational expression.
5 tan(x) - 5 tan(y)
X_
5 sin(y)
cos(y)
cos(x)
cos(x) cos(y)
Use an Addition or Subtraction Formula to simplify.

Prove the identity.

5 tan(x) - 5 tan(y)
5 sin(x - y)
cos(x) cos(y)
Use a Reciprocal Identity, and

Answers: 2

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Prove the identity. 5 tan(x) - 5 tan(y)
5 sin(x - y)
cos(x) cos(y)
Use a Reciproc...