248 (index notation)

2010-05-28 6:51 am
Please teach me!!!
1)use index notation to write 248as a product of its prime factors.
2)use index notation to write 324 as a product of its prime factors.

回答 (1)

2010-05-28 6:56 am
✔ 最佳答案
1)
248
= 2 x 2 x 2 x 31
= 2^3 x 31
2)
324
= 2 x 2 x 3 x 3 x 3 x 3
= 2^2 x 3^4


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