Question: Use the sum or difference formula for cosine to rewrite cos ( I - in terms of sin(x) and cos(I). You answer should not have

 Use the sum or difference formula for cosine to rewrite cos

( I - in terms of sin(x) and cos(I). You answer should

Use the sum or difference formula for cosine to rewrite cos ( I - in terms of sin(x) and cos(I). You answer should not have in it

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