Question 1

Write the equation of a circle with the given center and radius.
-Center at (0, -8); Radius 12

Accepted Answer

A)  $x ^ { 2 } + ( y + 8 ) ^ { 2 } = 144$ 
B)  $( x - 8 ) ^ { 2 } + y ^ { 2 } = 144$ 
C)  $( x + 8 ) ^ { 2 } + y ^ { 2 } = 144$ 
D)  $x ^ { 2 } + ( y - 8 ) ^ { 2 } = 12$

Question 2

Graph the following line.
-Through $( 4,0 ) , \mathrm { m } = - \frac { 1 } { 2 }$

Accepted Answer

A) 
 
B) 
 
C) 
 
D)

Question 3

Use this graph to answer the question.

-Which month in 2009 had the lowest sales?

Accepted Answer

A) Month 2 
B) Month 8 
C) Month 3 
D) Month 6

Question 4

The table below shows the weight of a calf raised by a local rancher. Use the information to determine the average rate of change in the calf's weight per day. 
$\begin{array}{l}
\text { Calf's Weight }\
\begin{array} { r | c } 
\text { Day } & \text { Weight (lbs) } \
\hline 1 & 505 \
5 & 525 \
15 & 575 \
25 & 625 \
40 & 700
\end{array}
\end{array}$

Accepted Answer

A) 5 lbs per day 
B) 500 lbs per day 
C) 50 lbs per day 
D)  $\frac{1}{5} \text { lb per day }$

Question 5

Complete the ordered pairs. Then graph the equation.
-$y = 3 x + 6$
$( 0 , ) , ( , 0 ) , ( 3$,

Accepted Answer

A)  $( 0,6 ) , ( 18,0 ) , ( 3,7 )$
 
B)  $( 0,6 ) , ( - 2,0 ) , ( 3,15 )$
 
C)  $( 0 , - 6 ) , ( 2,0 ) , ( 3,3 )$
 
D)  $( 0,6 ) , ( 2,0 ) , ( 3 , - 3 )$

Question 6

Write the equation of a circle with the given center and radius.
-Center at $( 7,0 ) ;$ Radius $\sqrt { 19 }$

Accepted Answer

A)  $x ^ { 2 } + ( y + 7 ) ^ { 2 } = 361$ 
B)  $( x - 7 ) ^ { 2 } + y ^ { 2 } = 19$ 
C)  $x ^ { 2 } + ( y - 7 ) ^ { 2 } = 361$ 
D)  $( x + 7 ) ^ { 2 } + y ^ { 2 } = 19$

Question 7

Find the slope-intercept form of the equation for the line shown.
-

Accepted Answer

A)  $y = x + 6$ 
B)  $y = x - 6$ 
C)  $y = - x - 6$ 
D)  $y = - x + 6$

Question 8

$$\text { The equation of a circle centered at the origin with radius } 5 \text { is } x ^ { 2 } + y ^ { 2 } = 5 \text {. }$$

Accepted Answer

A) True 
 B)False

Question 9

Choose one of the four lines graphed which most closely resembles the graph of the given equation.
-y = 4x + 6

Accepted Answer

A) 
 
B) 
 
C) 
 
D)

Question 10

Solve the problem.
-If the coordinates of one endpoint of a line segment are (4, 2)and the coordinates of the midpoint of the segment are (6, 2), what are the coordinates of the other endpoint?

Accepted Answer

A) (8, 2) 
B) (2, 2) 
C) (8, 0) 
D) (2, 0)

Question 11

Find the slope of the line through the points.
-(-3, -7)and (-3, -4)

Accepted Answer

A)  Undefined 
B)  $\frac { 11 } { 6 }$ 
C)  0 
D)  $\frac { 1 } { 2 }$

Question 12

$\text { The graph of } ( x + 5 ) ^ { 2 } + ( y + 3 ) ^ { 2 } = 0 \text { contains no points. }$

Accepted Answer

A) True 
 B)False

Question 13

Identify whether the slope is positive, negative, zero, or undefined.
-

Accepted Answer

A) Undefined 
B) Negative 
C) Zero 
D) Positive

Question 14

Give the quadrant in which the point is located.
-(0, -6)

Accepted Answer

A) Quadrant III 
B) Quadrant II 
C) Quadrant IV 
D) None

Question 15

Use the distance formula to find the distance between the pair of points.
-$( 4 , - 5 )$ and $( 2 , - 1 )$

Accepted Answer

A)  $12 \sqrt { 3 }$ 
B)  6 
C)  $2 \sqrt { 5 }$ 
D)  12

Question 16

Find the y- and x-intercepts for the equation. Then graph the equation.
-$y = 7$

Accepted Answer

A)  (none), $( 7,0 )$
 
B)  $( 0,7 )$, (none)
 
C)  $( 0 , - 7 )$, (none)
 
D)  (none), $( - 7,0 )$

Question 17

Choose the equation that matches the graph.
-

Accepted Answer

A) y - 3 = 0 
B) x - 3 = 0 
C) x + 3 = 0 
D) y + 3 = 0

Question 18

Graph the following line.
-Through $( - 4,3 ) , \mathrm { m } = 0$

Accepted Answer

A) 
 
B) 
 
C) 
 
D)

Question 19

Find the midpoint of the line segment joining the two points.
-$( - 6 , - 2 )$ and $( 9 , - 3 )$

Accepted Answer

A)  $\left( - \frac { 15 } { 2 } , \frac { 1 } { 2 } \right)$ 
B)  $( - 15,1 )$ 
C)  $\left( \frac { 3 } { 2 } , - \frac { 5 } { 2 } \right)$ 
D)  $( 3 , - 5 )$

Question 20

Graph the following line.
-Undefined slope; through $( - 1,9 )$

Accepted Answer

A) 
 
B) 
 
C) 
 
D)

Exam 8: Graphs, Functions, and Systems of Equations and Inequalities

Write the equation of a circle with the given center and radius. -Center at (0, -8) ; Radius 12

Graph the following line. -Through $( 4,0 ) , \mathrm { m } = - \frac { 1 } { 2 }$ $Graph the following line. -Through ( 4,0 ) , \mathrm { m } = - \frac { 1 } { 2 } A) B) C) D)$

Use this graph to answer the question. -Which month in 2009 had the lowest sales?

Complete the ordered pairs. Then graph the equation. - $y = 3 x + 6$ $( 0 , ) , ( , 0 ) , ( 3$ ,

Write the equation of a circle with the given center and radius. -Center at $( 7,0 ) ;$ Radius $\sqrt { 19 }$

Find the slope-intercept form of the equation for the line shown. -

$\text { The equation of a circle centered at the origin with radius } 5 \text { is } x ^ { 2 } + y ^ { 2 } = 5 \text {. }$

Choose one of the four lines graphed which most closely resembles the graph of the given equation. -y = 4x + 6

Solve the problem. -If the coordinates of one endpoint of a line segment are (4, 2) and the coordinates of the midpoint of the segment are (6, 2) , what are the coordinates of the other endpoint?

Find the slope of the line through the points. -(-3, -7) and (-3, -4)

$\text { The graph of } ( x + 5 ) ^ { 2 } + ( y + 3 ) ^ { 2 } = 0 \text { contains no points. }$

Identify whether the slope is positive, negative, zero, or undefined. -

Give the quadrant in which the point is located. -(0, -6)

Use the distance formula to find the distance between the pair of points. - $( 4 , - 5 )$ and $( 2 , - 1 )$

Find the y- and x-intercepts for the equation. Then graph the equation. - $y = 7$

Choose the equation that matches the graph. -

Graph the following line. -Through $( - 4,3 ) , \mathrm { m } = 0$ $Graph the following line. -Through ( - 4,3 ) , \mathrm { m } = 0 A) B) C) D)$

Find the midpoint of the line segment joining the two points. - $( - 6 , - 2 )$ and $( 9 , - 3 )$

Graph the following line. -Undefined slope; through $( - 1,9 )$

Exam 8: Graphs, Functions, and Systems of Equations and Inequalities

Write the equation of a circle with the given center and radius. -Center at (0, -8) ; Radius 12

Graph the following line. -Through (4,0) ,m=−12( 4,0 ) , \mathrm { m } = - \frac { 1 } { 2 }(4,0) ,m=−21​

Use this graph to answer the question. -Which month in 2009 had the lowest sales?

Complete the ordered pairs. Then graph the equation. - y=3x+6y = 3 x + 6y=3x+6 (0,) ,(,0) ,(3( 0 , ) , ( , 0 ) , ( 3(0,) ,(,0) ,(3 ,

Write the equation of a circle with the given center and radius. -Center at (7,0) ;( 7,0 ) ;(7,0) ; Radius 19\sqrt { 19 }19​

Find the slope-intercept form of the equation for the line shown. -

The equation of a circle centered at the origin with radius 5 is x2+y2=5. \text { The equation of a circle centered at the origin with radius } 5 \text { is } x ^ { 2 } + y ^ { 2 } = 5 \text {. } The equation of a circle centered at the origin with radius 5 is x2+y2=5.

Choose one of the four lines graphed which most closely resembles the graph of the given equation. -y = 4x + 6

Solve the problem. -If the coordinates of one endpoint of a line segment are (4, 2) and the coordinates of the midpoint of the segment are (6, 2) , what are the coordinates of the other endpoint?

Find the slope of the line through the points. -(-3, -7) and (-3, -4)

The graph of (x+5)2+(y+3)2=0 contains no points. \text { The graph of } ( x + 5 ) ^ { 2 } + ( y + 3 ) ^ { 2 } = 0 \text { contains no points. } The graph of (x+5)2+(y+3)2=0 contains no points.

Identify whether the slope is positive, negative, zero, or undefined. -

Give the quadrant in which the point is located. -(0, -6)

Use the distance formula to find the distance between the pair of points. - (4,−5) ( 4 , - 5 ) (4,−5) and (2,−1) ( 2 , - 1 ) (2,−1)

Find the y- and x-intercepts for the equation. Then graph the equation. - y=7y = 7y=7

Choose the equation that matches the graph. -

Graph the following line. -Through (−4,3) ,m=0( - 4,3 ) , \mathrm { m } = 0(−4,3) ,m=0

Find the midpoint of the line segment joining the two points. - (−6,−2) ( - 6 , - 2 ) (−6,−2) and (9,−3) ( 9 , - 3 ) (9,−3)

Graph the following line. -Undefined slope; through (−1,9) ( - 1,9 ) (−1,9)

Graph the following line. -Through $( 4,0 ) , \mathrm { m } = - \frac { 1 } { 2 }$ $Graph the following line. -Through ( 4,0 ) , \mathrm { m } = - \frac { 1 } { 2 } A) B) C) D)$

Complete the ordered pairs. Then graph the equation. - $y = 3 x + 6$ $( 0 , ) , ( , 0 ) , ( 3$ ,

Write the equation of a circle with the given center and radius. -Center at $( 7,0 ) ;$ Radius $\sqrt { 19 }$

$\text { The equation of a circle centered at the origin with radius } 5 \text { is } x ^ { 2 } + y ^ { 2 } = 5 \text {. }$

$\text { The graph of } ( x + 5 ) ^ { 2 } + ( y + 3 ) ^ { 2 } = 0 \text { contains no points. }$

Use the distance formula to find the distance between the pair of points. - $( 4 , - 5 )$ and $( 2 , - 1 )$

Find the y- and x-intercepts for the equation. Then graph the equation. - $y = 7$

Graph the following line. -Through $( - 4,3 ) , \mathrm { m } = 0$ $Graph the following line. -Through ( - 4,3 ) , \mathrm { m } = 0 A) B) C) D)$

Find the midpoint of the line segment joining the two points. - $( - 6 , - 2 )$ and $( 9 , - 3 )$

Graph the following line. -Undefined slope; through $( - 1,9 )$