Mathematics
Senior High
Resolved
1段目から2段目への計算の仕方がわかりません💦
教えて頂きたいです🙇🏻♀️
(2) x-a=0とおくと,x →αのとき,00だから,
sin(+a)-sina
sin
(与式) = lim
0-0
=lim (cosa
(cosa
0-0
1-cose
sine
sina
2
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なるほど！！ありがとうございます🙇🏻♀️