Mathematics
Senior High
63の4番を解き方を教えてください!
72 (1) A(-3), B(2) (2) A (4), B(-5) *(3) A(-8), B(-2)
□ 63αが次の値をとるとき,|a|+la-4 の値を求めよ。
(1) a=-2
(2) a=1
(3) a=4
(4) a=√10
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