SOLUTION: If g(x)=x^2+5x, then what is the value of g(-2)+2. Please explain in details.

Algebra ->  Functions -> SOLUTION: If g(x)=x^2+5x, then what is the value of g(-2)+2. Please explain in details.       Log On


   

Question 1094480: If g(x)=x^2+5x, then what is the value of g(-2)+2.
Please explain in details.
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
Substitute -2 in place of x, compute, and add 2 and finish computing the result.

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g%28-2%29=%28-2%29%5E2%2B5%28-2%29
g%28-2%29=4-10
g%28-2%29=-6

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g%28-2%29%2B2=-6%2B2=highlight_green%28-4%29