Ответ:
х²-7х+q=0 x=-1 q=?
(-1)²-7×(-1)+q=0
1+7+q=0
8+q=0
q=-8
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Ответ:
х²-7х+q=0 x=-1 q=?
(-1)²-7×(-1)+q=0
1+7+q=0
8+q=0
q=-8