Mathematics(S1-S2) Help!!!

Lai yin

2011-07-23 12:02 am

1.)Use index notation to write 248 as a product of its prime factors?

2.)Use index notation to write 324 as a product of its prime factors?

回答 (1)

一個青檸

2011-07-23 12:21 am

✔ 最佳答案

Hi ! I am lop****** , feel happy to answer your question.

Q 1 : Use index notation to write 248 as a product of its prime factors?

A 1 :

248
= 2 × 124
= 2 × 2 × 62
= 2 × 2 × 2 × 31
= 2³× 31

Answer : 248 = 2³× 31 .

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Q 2 : Use index notation to write 324 as a product of its prime factors?

A 2 :

324
= 2 × 162
= 2 × 2 × 81
= 2 × 2 × 3 × 27
= 2 × 2 × 3 × 3 × 9
= 2 × 2 × 3 × 3 × 3 × 3
= 2² × 34
Answer : 324 = 2² × 34.

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