SOLUTION: Find the expression equivalent to cosA+B / cosA-B

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Question 1012637: Find the expression equivalent to cosA+B / cosA-B
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
What kind of form or format are you expecting? Is your starting expression shown posted exactly as is given to you? Is your expression really the three terms as it is written here?