Mathematics
Senior High
Solved
解説を見ても計算の仕方がよく分かりません、
詳しく教えて頂きたいです
(反射して見にくいかもしれません…すみません!)
a-90313+8hを因数分解しなさい。
a-9αh³+8h6
-(a)-9al +8 (h)²
= (a'-h) (a²-8h³)
2
?
= (0-1) {α- (245)
=
=
(a-h) (a²+ah+h²) (a-2h) (a²+2ah+4h²)
(a-h) (a-2h) (a²+ah+h²) (a²+2ah+4h²)
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ありがとうございます!
解説が丁寧で凄く分かりやすかったです!