Posted by **maddie** on Saturday, January 10, 2009 at 9:59am.

simplify

(5x^7)^4

- math help please!! -
**PsyDAG**, Saturday, January 10, 2009 at 10:16am
Power Theorem for Exponents

If m and n are real numbers and x does not equal 0, (x^m)^n = x^mn

I hope this helps. Thanks for asking.

- math help please!! -
**Damon**, Saturday, January 10, 2009 at 10:18am
5^4 * x^(4*7)

25^2 * x^28

625 x^28

- math help please!! -
**maddie**, Saturday, January 10, 2009 at 10:25am
thank you!

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