Asked by Mahek
2 cosy+siny =?
Answers
Answered by
oobleck
could you be a bit more specific?
one possibility:
2cosy + siny = √5(2/√5 cosy + 1/√5 siny)
so, if sinx = 2/√5, that is just
√5 sin(y+x)
one possibility:
2cosy + siny = √5(2/√5 cosy + 1/√5 siny)
so, if sinx = 2/√5, that is just
√5 sin(y+x)
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