Posted by **SoccerStar** on Wednesday, April 20, 2011 at 4:14pm.

***show work

evaluate the expression:

7^-6 (-6)^-9

simplify the expression. write your answer using only positive exponents.

4x^-2*-x -2a^0*a^2

## Answer This Question

## Related Questions

- College Algebra - I have a few more questions that I'm not understanding. Its ...
- I NEED HELP (ALGEBRA) - Simplify the expression. Write your answer using only ...
- Math(Please help) - Simplify each expression. Assume all variables are positive...
- College Algebra - I need some help with a few problems. They are multiple choice...
- Pre-Algebra - Simplify the expression. Write the result using positive exponents...
- math - translate the phrase into a mathematical expression and then evaluate it...
- Math - Simplify the expression. Write your answer using only positive exponents...
- I really need help! (Math) - Simplify the expression. Write your answer using ...
- Math(Please help) - 1) An expression that occurs in calculus in given. Reduce ...
- Math(Please help) - 1) An expression that occurs in calculus in given. Reduce ...

More Related Questions