Mathematics
Junior High
Solved
この問題の間違ってるところを教えてください！！！
(14) (x-8)² +
x²-16x -64 + (c-8)-6
x² - 16x + x-64-8-6=0
(x-8)-6=0
2
=x²-15x-80=0
(x-8) (x+10)
=x=-8,10
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