Mathematics
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なぜ丸で囲んでるところがー1/2になるんですか?

3 in (0-2) [y=sin0] 6 (4) y=sin(0-
(4) K|3. -1 70 72 2-3 T -T -5/0 13 T et 200 8-3 T 0

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✨ Best Answer ✨

グラフから、θ=0なので、式に代入します。
-sinπ/6は度数法で表すと-30°なので、y=-1/2です

あや

ありがとうございます!!

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