Question

simplify u^3 times u^-5

Answer 1

is it u^2? it says with positive exponents only

Answer 2

Yes. The answer is 1/u^2, which can be written as u^2

Answer 3

thanks. what about this one x^7/x^4 is it x^3?

Answer 4

Yes it is. Basically what you would do is subtract the 4 from the 7. Giving you the x^3

Answer 5

thank you.

Answer 6

Your Welcome! :)