Mathematics
Senior High
Resolved
ここどうやって因数分解したんですか?
途中式を教えてください
14
このとき
サクシード数学Ⅲ
f(x)=x3+2x2+bx-6-3=(x-1)(x2+3x+6+3)
であるから
lim
f(x)
x→1x2-1
=lim
x→1
x2+3x+6+3+6+7)
x+1xx 2
=
b+7 mil =
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ありがとうございます