For what values of k does x^2+kx+7=0 have no roots
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Which graph corresponds to the function f(x) = x2 + 4x – 1?
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Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)
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Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6
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