Mathematics
Mathematics, 01.04.2020 02:28, shonnap1

I need some help solving and understanding how to solve this problem. Please someone help.

Which expression completes the blank?

A. Cos a + Sin a
B. Cos b - Sin b
C. Sin a - Cos a


I need some help solving and understanding how to solve this problem. Please someone help. Which exp

answer
Answers: 3
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I need some help solving and understanding how to solve this problem. Please someone help.

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