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HiSET Graphing Quadratic Functions — practice questions

5 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.

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What is the graph of a quadratic function called?The quadratic term of a function is positive. Which way does its parabola open?Where on a parabola does the vertex always sit?How is the y-intercept of a quadratic function found?Find the vertex of the parabola f(x) = 2x squared minus 8x plus 1.