Mathematics
Senior High
Resolved
θ－π/2になる式変形が分かりません
ーの-sim(号一の)
-co0-号)++sin(e-号)
(6) sin 0 -icos0 =cos
0)-isin
2
+isin(0
2
=COs(O
"COS
2
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ありがとうございます😭