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  • 06-10-2020
  • Mathematics
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If a= -5, what is the value of a^2-4/a+2

If a 5 what is the value of a24a2 class=

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jeremiahkevinm
jeremiahkevinm jeremiahkevinm
  • 06-10-2020

Answer:

-7

Step-by-step explanation: When a= 5, let's substitute all a's with 5 in the expression:

[tex]\frac{a^{2}-4 }{a+2}\\\frac{(-5)^{2}-4 }{-5+2}\\\\\frac{25-4}{-3}\\\frac{21}{-3} \\= -7[/tex]

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