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True or false cosxcosy=1/2(sin(x+y)+sin(x-y))

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True or false cosxcosy=1/2(sin(x+y)+sin(x-y))

asked Aug 21, 2018 27.3k views

5 votes

True or false cosxcosy=1/2(sin(x+y)+sin(x-y))

Mathematics
high-school

Rafael Zasas asked

by Rafael Zasas

7.8k points

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2 Answers

5 votes

Answer:

false

Explanation:

Afsar Ahamad answered Aug 22, 2018

by Afsar Ahamad

7.7k points

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5 votes

False not true. It wouldn't make sense

DecPL answered Aug 27, 2018

by DecPL

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