Unit 3 - Mid unit test review

Authored by Karen Hernandez

Mathematics

9th Grade

CCSS covered

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14 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the slope of the line represented by the equation $y = 3x + 5$ ?

-3

Answer explanation

the slope is the coefficient with x (the number next to x)

Tags

CCSS.8.EE.B.5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Convert the standard form equation $2x + 3y = 6$ to slope-intercept form.

$y = -\frac{2}{3}x + 2$

$y = \frac{2}{3}x + 2$

$y = -\frac{3}{2}x + 2$

$y = \frac{3}{2}x - 2$

Answer explanation

you start with moving the term with x first.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Grace is tracking the number of books she reads each month. Identify the months from the table:

$\{1, 2, 3\}$

$\{2, 4, 6\}$

$\{0, 1, 2\}$

$\{1, 2, 3, 4\}$

Tags

CCSS.5.OA.B.3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Evaluate the linear function $f(x) = 4x - 7$ when $x = 3$ .

-5

Tags

CCSS.HSF.IF.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the range of the function represented by the graph below:

[0, 30]

[30,0]

[0,10]

[10, 0]

Answer explanation

You read the range bottom to top on the y-axis.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine whether the function $f(x) = -2x + 3$ is increasing or decreasing.
(hint: look at your slope)

Increasing

Decreasing

Constant

None of the above

Answer explanation

If the slope is negative the function is decreasing. If the slope is positive, the function is increasing.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the x-intercept of the line $-2x+4y=-12$ ?

--6

-3

Answer explanation

When solving for the x-intercept you replace y with 0 then you solve for x.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the y-intercept of the line $3x - 2y = 6$ ?

-3

-6

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the domain of the function $f(x) = 5x + 1$ .

All real numbers

$x \geq 0$

$x \leq 0$

$x = 0$

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Unit 3 - Mid unit test review

What is the slope of the line represented by the equation y=3x+5y = 3x + 5y=3x+5 ?

the slope is the coefficient with x (the number next to x)

Convert the standard form equation 2x+3y=62x + 3y = 62x+3y=6 to slope-intercept form.

you start with moving the term with x first.

Grace is tracking the number of books she reads each month. Identify the months from the table:

Evaluate the linear function f(x)=4x−7f(x) = 4x - 7f(x)=4x−7 when x=3x = 3x=3 .

Identify the range of the function represented by the graph below:

You read the range bottom to top on the y-axis.

Determine whether the function f(x)=−2x+3f(x) = -2x + 3f(x)=−2x+3 is increasing or decreasing.(hint: look at your slope)

If the slope is negative the function is decreasing. If the slope is positive, the function is increasing.

What is the x-intercept of the line −2x+4y=−12-2x+4y=-12−2x+4y=−12 ?

When solving for the x-intercept you replace y with 0 then you solve for x.

What is the y-intercept of the line 3x−2y=63x - 2y = 63x−2y=6 ?

Identify the domain of the function f(x)=5x+1f(x) = 5x + 1f(x)=5x+1 .

What is the range of the graph?

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Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

What is the slope of the line represented by the equation $y = 3x + 5$ ?

Convert the standard form equation $2x + 3y = 6$ to slope-intercept form.

Evaluate the linear function $f(x) = 4x - 7$ when $x = 3$ .

Determine whether the function $f(x) = -2x + 3$ is increasing or decreasing.
(hint: look at your slope)

What is the x-intercept of the line $-2x+4y=-12$ ?

What is the y-intercept of the line $3x - 2y = 6$ ?

Identify the domain of the function $f(x) = 5x + 1$ .