Mathematics
Senior High
Resolved
2/√3sinθ+2/√3sinθ=√3sinθ
なぜこうなるのか教えてください。
cOs (登-日)-cs(等0)
3
cos66-0)-Cos( 60°+日)
>coS60°cose+Sin6ds;n日-{coS60°COSe-Sin6o°sInO)
fcose+stine --cosetSine
13
cOse t
2
2
2
2
Sine
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