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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 a^2-4/a+2
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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 a^2-4/a+2-example-1
asked
User Tasha
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8.2k points

1 Answer

5 votes

Answer:

-7

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


(a^(2)-4 )/(a+2)\\((-5)^(2)-4 )/(-5+2)\\\\(25-4)/(-3)\\(21)/(-3) \\= -7

answered
User Florent Poujol
by
8.4k points
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