Mathematics
Junior High
Resolved
これを方程式で求める方法はありますか？？
因みに答えはa=9です。
U
2 [x軸との交点] 直線6x-y=10とx軸との交点をPとする。 直線ax-2y=15が点P
を通るとき, αの値を求めなさい。 ( 8点)
〔徳島〕
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