Rewrite the sum as a product of two functions. Leave your answer in terms of sine and/or cosine. cos(56°) + cos(32°) Calculate this value numerically. (Round your answer to four decimal places.)

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Q: PLS HELP ASAP ON ALL

A: Step 1:​(a)f(x)=x+42x​Using the Quotient Rule:dxd​[g(x)f(x)​]=[g(x)]2g(x)f′(x)−f(x)g′(x)​Using the…

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