Question

simplify each expression.

3. 7^-2(-3)2 4. a^-3/b^-2 for a= 5 and b= 6

please answer this im bad at math

Answer 1

Answer:

Hope This helps!^^

Step-by-step explanation:

3.

7^-2(-3) =-3/49

4.

a^-3b/b^-2

b^2/a^3

6^2/5^3

36/125 OR 0.288

Answer 2

Answer:

This helps! ^^

Step-by-step explanation:

3.

7^-2(-3) =-3/49

4.

a^-3b/b^-2

b^2/a^3

6^2/5^3

36/125 OR 0.288

Step-by-step explanation: