#1**0 **

Equivalent means something that's equal

The answer with the dot is the correct answer

–9 x^{–1} y^{–9}

Write the expression like this and reduce as much as you can –––– • –––– • ––––

–15 x^{5} y^{–3}

Guest Jul 30, 2020

#2**0 **

I did not check Guest's answer, but equivalent often means 'simplify' to find the 'equivalent' expression......

ElectricPavlov Jul 30, 2020