Which of the following is equal to (1/4) * (20^8)?

Options:

5^6

5^8

20^2

4*(20^7)

5(20^7)

Sincerely, I'm not able to get any of the results offered...

Thank you for your help!

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- Mar 24th 2010, 01:23 PMartabroExponent problem
Which of the following is equal to (1/4) * (20^8)?

Options:

5^6

5^8

20^2

4*(20^7)

5(20^7)

Sincerely, I'm not able to get any of the results offered...

Thank you for your help! - Mar 24th 2010, 01:31 PMtonio
- Mar 24th 2010, 01:33 PMpickslides
You can start by saying $\displaystyle 20^8 = (20)^8 = (4\times 5)^8 = 4^8\times 5^8$