Respuesta :

Answer:

[tex]y^{4}[/tex]

Step-by-step explanation:

Using the rule of exponents

[tex]\frac{a^{m} }{a^{n} }[/tex] = [tex]a^{(m-n)}[/tex]

Given

[tex]\frac{y^{-7} }{y^{-11} }[/tex]

= [tex]y^{(-7-(-11))}[/tex]

= [tex]y^{(-7+11)}[/tex] = [tex]y^{4}[/tex]

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