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If g(x)=4x2-7x+12, find the value of g(-3)
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If g(x)=4x2-7x+12, find the value of g(-3)

User Artuc
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1 Answer

6 votes
g(x) is basically y

so think of the equation like

y=4x^2-7x+12

g(x)=4x^2-7x+12

substitute -3 in for x

g(-3)=4(-3)^2-7(-3)+12

g(-3)=4(9)+21+12

g(-3)=36+21+12

g(-3)=57+12

g(-3)=69
User Paul Polash
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