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A2 B3 Review 2

Authored by Layne Shepherd

Mathematics

9th Grade

CCSS covered

Used 2+ times

A2 B3 Review 2
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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Determine and identify the range of a function presented graphically.

All real numbers

y >= 0

y < 0

No solution

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine and identify the domain, range, zeros, and intercepts of the function f(x) = x^2 - 4x + 3.

Domain: All real numbers; Range: y >= -1; Zeros: x = 1, x = 3

Domain: x >= 0; Range: All real numbers; Zeros: x = -3, x = -1

Domain: All real numbers; Range: y <= 0; Zeros: x = -1, x = 1

Domain: x > 0; Range: y > 0; Zeros: None

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For the graph of f(x) = 7x^3-28x^2+35x-14, determine the intervals on which the graph is increasing, decreasing, or constant.

Increasing on (-inf, 1) and (2, inf); Decreasing on (1, 2)

Decreasing on (-inf, 1); Constant on (1, 2)

Constant on (-inf, 1); Increasing on (1, inf)

Increasing on (-inf, 0); Decreasing on (0, 1); Constant on (1, inf)

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the intervals on which the graph of f(x) = -x^2 + 4x - 3 is increasing or decreasing.

Increasing on (-inf, 2); Decreasing on (2, inf)

Decreasing on (-inf, 2); Increasing on (2, inf)

Constant on (-inf, 2); Increasing on (2, inf)

Increasing on (-inf, 1); Decreasing on (1, inf)

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For f(x) = x^2 - 6x + 8, identify the absolute maximum or minimum.

absolute minimum at (3, -1)

absolute maximum at (3, -1)

absolute minimum at (4, 0)

absolute maximum at (4, 0)

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the absolute maximum or minimum of f(x) = -x^2 + 4x - 3.

absolute minimum at (2, -3)

absolute maximum at (2, 1)

absolute minimum at (3, 2)

No absolute extrema

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following represents x^2 - 9?

(x + 3)(x - 3)

(x - 3)^2

(x + 3)^2

x^2 + 3x - 3

Tags

CCSS.HSA.APR.C.4

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