How many prime numbers between 1 and 100 are factors of 7,150 ?
A.One
B.Two
C.Three
D.Four
E.Five
答案:(D)
奇怪,我怎麼解都只有2,5兩個而已........

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myron \$m[1]:Q17:
How many prime numbers between 1 and 100 are factors of 7,150 ?
A.One
B.Two
C.Three
D.Four
E.Five
答案:(D)
奇怪,我怎麼解都只有2,5兩個而已........
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