Question 1

Find the slope of the line determined by this pair of points. (3, -6), (7, -6) slope = __________

Accepted Answer

0

Question 2

Tell whether the equation determines y to be a function of x .

Accepted Answer

A)   no
B)   yes A

Question 3

Construct a table of solutions and graph of  .

Accepted Answer

A)   
B)   
C)   
D)    A

Question 4

For the function, first sketch the graph of its associated function,  . Then draw the graph using a reflection.

Accepted Answer

A)   
B)   
C)   
D)   
E)

Question 5

Use the point-slope form to write an equation of the line with the slope  7 and that passes through the point (  9, 3). Then write your result in slope-intercept form.

Accepted Answer

A)   
B)   
C)   
D)   
E)

Question 6

Find the coordinates of the point.

Accepted Answer

A)   (3,-5) 
B)   (3,5) 
C)   (5,-3) 
D)   (1, 5) 
E)   (-5,-3)

Question 7

Tell whether the lines with the given slopes are parallel, perpendicular, or neither.

Accepted Answer

A)   perpendicular
B)   parallel
C)   neither

Question 8

Solve  for y.

Accepted Answer

A)   
B)   
C)   
D)

Question 9

The graph of  is the same as the graph of  except that it is shifted __________.

Accepted Answer

A)   9 units down
B)   6 units to the right
C)   9 units up
D)   6 units up
E)   9 units to the left

Question 10

Chase is studying the monthly percent changes in the stock price for two different companies. Using the data in the table below, plot the points for each month. Let the percent change for XM Inc. be the first number of the ordered pair, and let the percent change for Icom be the second number in the ordered pair.

Accepted Answer

A)   
B)   
C)   
D)   
E)

Question 11

Graph a linear equation using the slope and  -intercept.

Accepted Answer

A)    
B)    
C)    
D)

Question 12

Graph a linear equation using the slope and  -intercept.

Accepted Answer

A)   -1, (0, -1)  
B)   1, (0, -1)  
C)   -1, (0, 1)  
D)   1, (0, 1)

Question 13

The graph below gives the heart rate of a woman before, during, and after an aerobic workout. Use the graph to answer the question.  What was her heart rate before beginning the workout? __________ beats/min

Accepted Answer

The answer of The graph below gives the heart rate...

Question 14

Use the point-slope form to write an equation of the line with the slope 6 and that passes through the point (1, 9).

Accepted Answer

A)   y + 1 = 6( x  9) 
B)   y  9 = 6( x + 1) 
C)   y + 9 = 6( x  1) 
D)   y  9 = 6( x  1) 
E)   y  1 = 6( x  9)

Question 15

Find the slope of the line determined by this pair of points.

Accepted Answer

A)   
B)   
C)   
D)   
E)   undefined

Question 16

Graph the equation using the intercept method. Label the intercepts on the graph.

Accepted Answer

A)   
B)   
C)   
D)   
E)

Question 17

Graph the equation using the intercept method. Label the intercepts on the graph.

Accepted Answer

A)   
B)   
C)   
D)   
E)

Question 18

Draw the graph using a translation of the graph of  .

Accepted Answer

A)   
B)   
C)   
D)   
E)

Question 19

Find the slope of the line determined by this pair of points. (5, 2), (10, 5)

Accepted Answer

A)   
B)   
C)   
D)   
E)

Question 20

For the following pair of equations, predict whether they represent parallel lines, perpendicular lines, or lines that intersect but are not perpendicular. 2.1 x + 9.4 y = 3.9 and 9.4 x - 2.1 y = 8.6

Accepted Answer

A)   parallel lines
B)   lines that intersect but are not perpendicular
C)   perpendicular lines

Exam 2: Graphs, Equations of Lines, and Functions

Find the slope of the line determined by this pair of points. (3, -6), (7, -6) slope = __________

Tell whether the equation determines y to be a function of x .

Construct a table of solutions and graph of .

For the function, first sketch the graph of its associated function, . Then draw the graph using a reflection.

Use the point-slope form to write an equation of the line with the slope 7 and that passes through the point ( 9, 3) . Then write your result in slope-intercept form.

Find the coordinates of the point.

Tell whether the lines with the given slopes are parallel, perpendicular, or neither.

Solve for y.

The graph of is the same as the graph of except that it is shifted __________.

Graph a linear equation using the slope and -intercept.

Graph a linear equation using the slope and -intercept.

The graph below gives the heart rate of a woman before, during, and after an aerobic workout. Use the graph to answer the question. What was her heart rate before beginning the workout? __________ beats/min

Use the point-slope form to write an equation of the line with the slope 6 and that passes through the point (1, 9) .

Find the slope of the line determined by this pair of points.

Graph the equation using the intercept method. Label the intercepts on the graph.

Graph the equation using the intercept method. Label the intercepts on the graph.

Draw the graph using a translation of the graph of .

Find the slope of the line determined by this pair of points. (5, 2) , (10, 5)

For the following pair of equations, predict whether they represent parallel lines, perpendicular lines, or lines that intersect but are not perpendicular. 2.1 x + 9.4 y = 3.9 and 9.4 x - 2.1 y = 8.6