microcker87 microcker87
  • 16-06-2020
  • Mathematics
contestada

If x=5, evaluate x^5 * x^-3

Respuesta :

RyGuy033
RyGuy033 RyGuy033
  • 16-06-2020

Answer: 25

Step-by-step explanation:

Plug in x to the expression.

[tex]5^5 * 5^{-3}\\[/tex]

When there is the same base of exponents is being multiplied the exponents add together and the base stays the same.

So this simplifies to, [tex]5^2[/tex].

This then solves to 25.

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