### Home > CAAC > Chapter 12 > Lesson 12.1.1 > Problem 12-7

12-7.

Simplify each expression below. Your answer should contain no parentheses and no negative exponents.

Anything to the zero power equals

When multiplying like bases, add their exponents.

See the 'step' in part (b).

Rewrite the expression as multiplication three times.

Then follow the steps in part (b).