98. Find the values of A and B which satisfy
the equations cos (2A + B) = 0.3 and
cos (2A - B)...
Mathematics, 15.01.2021 21:10 hannahking1869
98. Find the values of A and B which satisfy
the equations cos (2A + B) = 0.3 and
cos (2A - B) = 0.6 if 0° < 2A + B < 90° and
0° < 2A-B < 90°.
Answers: 2
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