The curve with equation y = ax2 + bx + c crosses the x-axis at the point (-2,0). The gradient of the curve is 4 at the point (-1,3). Find the values of a, b and c.

function 2 has a greater rate of change than function 1

function 2 has a greater y-intercept than function 1

step-by-step explanation:

the answer is b

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