Mathematics
Senior High
Solved
因数分解の問題です。
なぜこれではだめなのですか??
(aが-2でbが2です)
(2) R(x) = (x²+x+α) + x(x²+x+ 2 α+ b)
(X² + x - 2) + ( ( X² +X-2)
x²²x-2 ^kx²*= kx-2k
x² = kx²** (k+1/x = 2 (K+1)
X² (k+ 1) = (k+() x - 2 (kell
(K + ( ) ( X^² + x - 2)
(K + 1)(x = ( )(x + 2)
che d
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なってました、、、