Question

Help please thank you

Answer 1

1/a^19 (1 over a to the 19th power)

Explanation:

when you divide, you subtract the exponents. -13 minus -6 is -19. when its a negative, you put it positive over 1. hope this helps :)

work:

a^-13/a^-6= a^-19

a^-19 --> 1/a^19

*****this is wrong, answer is 1/a^7

Answer 2

a^-7

Explanation:

you would subtract the powers

-13 - -6 = -7