Find f(-2) when f(x)=x2 -2 - 2, Find f(1) when f(x)=x2 -x+1 - 1, Find f(0) when f(x)=x2 -5 - -5, Is x+1 a quadratic function? - No, The graph of -x2 +2x+1 open up or down - down, The graph of 3x2 +x-1 open up or down - up, The factors of x2 +5x+6 is - (x+2) and (x+3), Is 7x2+4 a quadratic function? - Yes,

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