Given ##P(x) = -3x^2 – 4x +5##, what is ##P(-2)##?

##P(-2)=1##.

To solve a function given a value, replace the variable in the function with the given value, then solve.

##P(-2)=-3(-2)^2-4(-2)+5## ##P(-2)=-3(4)-4(-2)+5## ##P(-2)=-12+8+5## ##P(-2)=1##.