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1.將一個數a用短除法做質因數分解的過程如右以下何者是錯的? (A)a=1365 (B) b=5 (C) a+b=1370 (D) a-b=1366
問題詳情
1.將一個數a用短除法做質因數分解的過程如右以下何者是錯的?
(A)a=1365
(B) b=5
(C) a+b=1370
(D) a-b=1366
參考答案
答案:D
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將質因數分解過程反推回去得a、b13x7=9191...
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