Wednesday

January 28, 2015

January 28, 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 -

**Answer this Question**

**Related Questions**

algebra 2 - how do i do this? 64 negative cubed divided by 4 to the negative ...

math - is this how you simplify exponents and integers: 10+4^3x2^-2 10+ 1/64 + 1...

Math - Calculate the dot product Ā·Ê(where Ê = Ē/E ~ is the unit ...

Physics - Calculate the dot product Ā·Ê(where Ê = Ē/E ~ is the unit ...

Math - Calculate the dot product Ā·Ê(where Ê = Ē/E ~ is the unit ...

q, w, and DU - A gas is allowed to expand at constant temperature from a volume ...

math(CHECK ANSWERS) - please check my answers. Mrs. Walters drove 160 miles on 5...

Math - How can you write 1/256 using a negative exponent other than -1?

calc plzzzz help - This limit represents the derivative of some function f at ...

5th grade math - What is 3,256 divided by 4? What is 99,999 divided by 3? I need...