Mathematics
Senior High
Resolved
ここの式変形が理解できません！教えてください🙇♀️
(2) 86 (2)と同
(1) (解Ⅰ) (範囲に着目)
解答
S_,x(8x³+12x²+6x+1)dx=S_{(8rª+12x³+6x²+x) dx
=2ſ"*(8x*+6x²)dx=2( §+2) = 36
5
22
3x
(解ⅡI)((2x+1) の計算をしたくなければ…)
22²
◆ポイントⅠ
11のとき.t:-1→3
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
ありがとうございます！！