Mathematics, 11.12.2020 07:40 duplessistoccara
For positive acute angles A and B, it is known that cos A =12/13 and sin b = 21/29. Find the value of cos(A - B) in simplest form.
Answers: 3
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For positive acute angles A and B, it is known that cos A =12/13 and sin b = 21/29.
Find the value...
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