Mathematics
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この計算と答えは合っていますか?
4 方程式 (x-2Xy-4)=D5の整数解をすべて求めなさい。 (P89)
Sス-2-1
(1.5)(-1,-5)5x-2=1 5x-2-S
<ーチ=5 (4-4=1
く計算式>
X-2ニー1 <x-2=-5
(4-4ニ-5 (4-4ニ-/
1-ニカーカ
エニ3,4=9
答:
メニリ,ニー1 Xニー3,4=3
文ニク,4=5
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