a=2×3×m,b=3×5×m,如果A和b的最大公因數(shù)是21,那么m=?
a=2×3×m,b=3×5×m,如果A和b的最大公因數(shù)是21,那么m=?
a和bd 最小公倍數(shù)是?
a和bd 最小公倍數(shù)是?
數(shù)學(xué)人氣:648 ℃時(shí)間:2020-02-04 10:42:33
優(yōu)質(zhì)解答
m=7 最小公倍數(shù):210
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