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Find the exact value of the expression without using calculator sin38 - cos52

Find the exact value of the expression without using calculator sin38 - cos52
asked 88.3k views
4 votes
Find the exact value of the expression without using calculator sin38 - cos52

asked
User Mdarwi
by
7.8k points

1 Answer

4 votes
sinA=cos(90-A)
Notice here 52=90-38
so the answer is 0
answered
User Khanetor
by
7.8k points
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