SOLUTION: let f(x)=2x^2-x-2, g(x)=x+2 Find g(-1)-f(-1)

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Question 443043: let f(x)=2x^2-x-2, g(x)=x+2 Find g(-1)-f(-1)
Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
f(-1) = 2(-1)^2 +1 -2 = 2 +1 -2 = 1
g(-1) = -1 +2 =1
f(-1) * g(-1) = 1 *1 = 1
1 is the answer.