✨ Best Answer ✨
-2x²-12x+80=0 ①
x²+6-40=0 ②
(x+10)(x-4)=0 ③
x=-10 x=4
①両辺を-2で割る
②-2で割った式
③因数分解する
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✨ Best Answer ✨
-2x²-12x+80=0 ①
x²+6-40=0 ②
(x+10)(x-4)=0 ③
x=-10 x=4
①両辺を-2で割る
②-2で割った式
③因数分解する
Users viewing this question
are also looking at these questions 😉
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