Answer:
[tex] \dfrac{x^3}{y^7} [/tex]
Step-by-step explanation:
Rule of exponents:
[tex] a^{-n} = \dfrac{1}{a^n} [/tex]
[tex] x^3y^{-7} = x^3 \times \dfrac{1}{y^7} = \dfrac{x^3}{y^7} [/tex]
x³/ y^7
