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April 1, 2015

April 1, 2015

Posted by **Miley** on Sunday, January 27, 2008 at 2:28pm.

the answer is 1/256.

Everytim I do this problem i keep getting 256. Can anyone help me?? PLEASE :)

- MATH -
**Damon**, Sunday, January 27, 2008 at 3:55pm(64^-3)

--------

4^-5

is the same as

4^5

-----

64^3

but 64 = 8*8 = 4*4*4 = 4^3

so we really have

4^5

----

(4^3)^3

which is

4^5

------

4^9

which is

1/4^4

wich is

1/16^2

which is

1/256 yes, they won

- MATH -
**Miley**, Sunday, January 27, 2008 at 4:05pmThank you :)

- MATH -

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