Mathematics
Junior High
Resolved
請詳細解釋
已知方程式 2ar²-2bx+2c=0的解為x
=
則方程式 ar² + b.x+c=0的解為何?
14± 2999
2
-28+V5998
-28± 2215
(A)
28+V2215
(B)
28± 2999
(C)
(D)
2
2
2
2
Answers
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