Multiplying and Dividing Exponents

What is the rule for multiplying powers with the same base?

• Keep the base and multiply the exponents.

• Keep the base and add the exponents.

• Multiply the bases and add the exponents.

• Add the bases and multiply the exponents.

How do you simplify a power of a power?

• Keep the base and add the exponents.

• Multiply the bases and keep the exponent.

• Keep the base and multiply the exponents.

• Divide the exponents and keep the base.

Simplify the expression (3y)^2.

• 3y^2

• 6y^2

• 9y^2

• 9y

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Simplify the expression 7^9 / 7^3.

• 7^3

• 7^6

• 7^12

• 7^27

What is the simplified form of the expression 5^3 / 5^7?

• 5^4

• 5^-4

• 1/5^4

• 5^10