Question

Which expression is equivalent to 3^7•3^-4

Answer 1

Answer:

3^3 which is = 27

Step-by-step explanation:

When multiplying exponents with the same base, you just add the exponents and keep the same base.

Answer 2

Answer:

3^7 * (1/3)^4 because a^(-n) = (1/a)^n

Step-by-step explanation:

because a^(-n) = (1/a)^n