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Two truths and a lie quadratics

Authored by Jasmine Davis

Mathematics

9th Grade

Two truths and a lie quadratics
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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For the function f(x) = x2+ 4x - 5, identify which statement is a lie:

The zeros of the graph are (-5, 0) and (1, 0).

The vertex of the graph is (-2, -8).

The y-intercept of the graph is (0, -5).

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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For the function f(x) = -x2 - 6x - 5, identify which statement is a lie:

The zeros of the graph are (-3, 0) and (-2, 0).

The axis of symmetry of the graph is x = -3.

The y-intercept of the graph is (0, -5).

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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For the graph of the function f(x) = x2 - 5x - 14, identify which of the following statements is a lie:

The zeros of the graph are (-2, 0) and (7, 0).

The vertex of the graph is (2.5, -20.5).

The y-intercept of the graph is (0, -14).

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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For the graph of the function f(x) = -x2 + 11x + 26, identify which of the following statements is a lie:

The zeros of the graph are (-2, 0) and (13, 0).

The vertex of the graph is (5.5, 56.25).

The axis of symmetry of the graph is x = 7.5.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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For the graph of the function f(x) = 2x2 - 10x + 8, identify which of the following statements is a lie:

The zeros of the graph are (1, 0) and (4, 0).

The y-intercept of the graph is (0, 8).

The vertex of the graph is (3, -5).

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

For the graph of the function f(x) = -2x2 - 14x + 36, identify which of the following statements is a lie:

The zeros of the graph are (-6, 0) and (3, 0).

The axis of symmetry of the graph is x = -3.5.

The vertex of the graph is (-3.5, 60.5).

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

For the graph of the function f(x) = 3x2 - 24x + 45, identify which of the following statements is a lie:

The zeros of the graph are (3, 0) and (5, 0).

The vertex of the graph is (4, -5).

The y-intercept of the graph is (0, 45).

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