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Mathematics, 25.05.2021 21:40 xxkeyxx51
For positive acute angles A and B, it is known that cos A= 20/29 and tan B= 11/60. Find the value of cos(A + B) in simplest form.
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For positive acute angles A and B, it is known that cos A= 20/29 and tan B= 11/60. Find the value of...
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