一條數學題!唔識做!急急急急

2007-08-11 8:57 pm
Given 2 numbers x and 198.If the H.C.F. is 18 and L.C.M. is 1386,find x.

回答 (3)

2007-08-11 9:09 pm
✔ 最佳答案
find x. = 126

將1386 / 18 = 77,
18| X , 198 (短除)
7 , 11

18 * 7 = 126
2007-08-11 11:02 pm
X=126
2007-08-11 9:05 pm
x=1386/198x18
x=126


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