WORTH 100! Will literally due anything! DUE TONIGHT!

Hi!
Since they are the same terms, both [tex]\frac{-5}{7}[/tex], we can multiply the exponents without any problem.
When multiplying exponents, you just add them together, and that's your new exponent!
[tex](\frac{-5}{7})^8*(\frac{-5}{7})^9[/tex]
[tex]8 + 9 = 17[/tex]
Your answer is [tex]\frac{-5}{7}[/tex]^17
For more information, see:
https://brainly.com/question/26296886