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3 votes
Evaluate the expression when a=-7. a^2+4a-2

2 Answers

3 votes

Plug in the value to solve the expression.


(-7)^2+4(-7)-2


49-28-2


19

Hope this helps.

頑張って!

User Ylka
by
4.5k points
3 votes

Hey there!

a^2 + 4a - 2

= -7^2 + 4(-7) - 2

= -49 - 28 - 2

= -77 - 2

= -79

Therefore, your answer is: -79

Therefore, your answer is: -79

Good luck on your assignment and enjoy your day!

~Amphitrite1040:)

User SAVAFA
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4.7k points