What are the domain and range of f(x) = 5x² + 4?

Domain: All real numbers Range: f(x) ≥ 4

Domain: x ≥ 0 Range: f(x) ≥ 4

Domain: All real numbers Range: x ≥ 0

Domain: f(x) ≥ 4 Range: x ≥ 0

What is the domain of the function shown?

C. {-4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6}

A graph of $$f(x) = -6x^2 - 7x - 1$$ is shown on the grid. What are the zeros of $$f$$ ?

$$-\frac{1}{3}$$ and $$-\frac{3}{2}$$

A graph of $$f(x) = 3x^2 - 7x + 2$$ is shown on the grid. What are the zeros of f?

D. $$\frac{2}{3}$$ and $$\frac{5}{2}$$

What is the domain and the range for the graph?

Domain : All real #s Range : y ≤ 4

Domain : -2 ≤ x ≤ 2 Range : 0 ≤ y ≤ 4

Domain : 0 ≤ x ≤ 4 Range : -2 ≤ y ≤ 2

Domain : -2 ≤ x ≤ 2 Range : y ≤ 4

UNIT 8- A.6A, A.7A

Authored by MELODY BANDA

Mathematics

8th Grade

CCSS covered

Used 2+ times

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65 questions

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DROPDOWN QUESTION

5 mins • 2 pts

Label the Graph with the Correct Key Features.
1. (a) 2. (b)
3. (c) 4. (d)

Y-Intercept

Zero

Vertex

Tags

A.7A

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

Use the graph to determine the solutions.

-1 and -3

1 and -3

1 and 3

-1 and 3

Tags

A.7A

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

A quadratic function is graphed on the grid.
Which answer choice best represents the domain and range of the function?

Domain: $x\ge-3$

Range: $y\ge5$

Domain: All real numbers

Range: $y\ge5$

Domain: $x\ge-3$ Range: All real numbers

Domain: $y\ge5$

Range: $x\ge-3$

Tags

A.6A

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

What is the range of $y=-x^2-2x+3$ ?

$x\le4$

$x\ge-4$

$y\le4$

$y\ge-4$

Tags

A.6A

MULTIPLE SELECT QUESTION

5 mins • 2 pts

The graph shown represents a quadratic function. Determine which key features correctly represent the function. Select all that apply.

maximum value: $-1$

minimum value: $-1$

vertex: $\left(1,\ -1\right)$

Axis of symmetry: $x=1$

Axis of symmetry: $x=-1$

Tags

A.7A

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

What is the range of g?

A. All real numbers

B. All real numbers less than or equal to 1

C. All real numbers less than or equal to -22

D. All real numbers greater than or equal to 0

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

What is the range of y = -x² + 2x - 9?

x ≤ -9

x ≤ -8

y ≤ -9

y ≤ -8

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UNIT 8- A.6A, A.7A

Label the Graph with the Correct Key Features.
1. (a) 2. (b)
3. (c) 4. (d)

Use the graph to determine the solutions.