Mathematics
Senior High
なんで(7)、(8)の答えってこういう風になるんですか?普通に計算したらダメなんですか?
(7) (x-4)(x-1)(x+1)(x+4) (8) (x+4)(x+2)(x-1)(x-3)
3.次の式を因数分解せよ。
→p.14, 15, 16
7) {(x-4)(x+4)} {(x-1)(x+1)}
U/U
10%
11)
6 ) ( 6 7 9 )
(8) {(x+4)(x-3)}{(x+2)(x-1)}]
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