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Arithmetic Aptitude :: Quadratic and Polynomial Functions

  1.  Quadratic function parabola graph is concave down if

  2. A.

    a = 0

    B.

    c < 0

    C.

    b < 0

    D.

    a < 0

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  3.  A parabola graph which opens downward is classified as

  4. A.

    concave down

    B.

    concave right

    C.

    concave left

    D.

    concave up

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  5.  Axis of symmetry in form of vertical line separates parabola into

  6. A.

    one equal halves

    B.

    two equal halves

    C.

    three equal halves

    D.

    four equal halves

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  7.  Graph of quadratic function is classified as

  8. A.

    parabolas

    B.

    annual graph

    C.

    quarter graph

    D.

    composite graph

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  9.  Point in parabola where it passes through y-axis is classified as

  10. A.

    x-intercept of parabola

    B.

    y-intercept of parabola

    C.

    a-intercept of parabola

    D.

    c-intercept of parabola

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  11.  Cubic function is considered as

  12. A.

    first-degree polynomial function

    B.

    second-degree polynomial function

    C.

    third-degree polynomial function

    D.

    four-degree polynomial function

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  13.  Quadratic function parabola graph is concave up if

  14. A.

    a > 0

    B.

    b > 0

    C.

    c > 0

    D.

    a < 0

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  15.  Concave up parabola point where it peaks out is considered as

  16. A.

    left vertex

    B.

    convex vertex

    C.

    concave vertex

    D.

    vertex of parabola

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  17.  X-intercept of parabola shows value of x when value of

  18. A.

    a = 2

    B.

    b = 2

    C.

    c = 2

    D.

    y = 0

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  19.  Quadratic function is considered as

  20. A.

    first-degree polynomial function

    B.

    second-degree polynomial function

    C.

    third-degree polynomial function

    D.

    four-degree polynomial function

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