Question 1

Find the distance between (4, 7) and (8, 11).

Accepted Answer

The answer of Find the distance between (4, 7) and...

Question 2

Write an equation for the line passing through the point (-1, 2) and the point (3, -4).

Accepted Answer

The answer of Write an equation for the line passing...

Question 3

Determine the correct equation for the line passing through the point (5, 16) and the point (17, 3).

Accepted Answer

A)  $12 y + 13 x + 257 = 0$ 
B)  $12 y - 13 x + 257 = 0$ 
C)  $12 y + 13 x - 257 = 0$ 
D)  $12 y - 13 x - 257 = 0$ 
E)  none of these 
A)  $12 y + 13 x + 257 = 0$ 
B)  $12 y - 13 x + 257 = 0$ 
C)  $12 y + 13 x - 257 = 0$ 
D)  $12 y - 13 x - 257 = 0$ 
E)  none of these

Question 4

Find the center and radius of the circle. $x ^ { 2 } - x + \frac { 1 } { 2 } + y ^ { 2 } - y = \frac { 1 } { 4 }$

Accepted Answer

Center (1/

Question 5

Draw the graph. $$y = \sqrt { 13 x - 17 }$$

Accepted Answer

A) 
  
B) 
  
C) 
  
A) 
  
B) 
  
C)

Question 6

Draw the graph. $$y = x ( x + 9 ) ( x - 4 )$$

Accepted Answer

A) 
  
B) 
  
C) 
  
A) 
  
B) 
  
C)

Question 7

Find the x- and y-intercepts of the graph of the equation. $y = \sqrt { 2 x + 7 }$

Accepted Answer

A)  $x$ intercept $- 2 / 7 , y$ intercept $- \sqrt { 7 }$ 
B)  $x$ intercept $- 7 / 2 , y$ intercept $- \sqrt { 7 }$ 
C)  $x$ intercept $2 / 7 , y$ intercept $\sqrt { 7 }$ 
D)  $x$ intercept $- 7 / 2 , y$ intercept $\sqrt { 7 }$ 
E)  $x$ intercept $7 / 2 , y$ intercept $- \sqrt { 7 }$ 
A)  $x$ intercept $- 2 / 7 , y$ intercept $- \sqrt { 7 }$ 
B)  $x$ intercept $- 7 / 2 , y$ intercept $- \sqrt { 7 }$ 
C)  $x$ intercept $2 / 7 , y$ intercept $\sqrt { 7 }$ 
D)  $x$ intercept $- 7 / 2 , y$ intercept $\sqrt { 7 }$ 
E)  $x$ intercept $7 / 2 , y$ intercept $- \sqrt { 7 }$

Question 8

Find the distance between (4,7) and (8,11).

Accepted Answer

The answer of Find the distance between (4,7) and (8,11)....

Question 9

Fill in the table of values for the function $y = \frac { \sqrt { x } } { 5 }$ 
. $$\begin{array} { | c | c | } 
\hline x & y \
\hline 0 & \
\hline 25 & \
\hline 225 & \
\hline 625 & \
\hline 900 & \
\hline
\end{array}$$

Accepted Answer

The answer of Fill in the table of values for...

Question 10

A car is traveling on a curve that forms a circular arc. The force F needed to keep the car from skidding is jointly proportional to the weight $\text {W }$
Of the car and the square of its speed s, and is inversely proportional to the radius r of the curve. A car weighing 2,500 lbs travels around a curve at 70 mi/h. The next car to round this curve weighs 4,900 lbs and requires the same force as the first car to keep from skidding. How fast is the second car traveling?

Accepted Answer

A)  49 mi/h 
B)  50 mi/h 
C)  44 mi/h 
D)  54 mi/h 
E)  52 mi/h 
A)  49 mi/h 
B)  50 mi/h 
C)  44 mi/h 
D)  54 mi/h 
E)  52 mi/h

Question 11

If the recommended adult dosage for a drug is D (in mg), then to determine the appropriate dosage c for a child of age a, pharmacists use the equation $c = 0.0417 D ( a + 1 )$ 
Suppose the dosage for an adult is 400 mg
a) Find the slope. What does it represent?
b) What is the dosage for a newborn?

Accepted Answer

16.68; the slope rep

Question 12

Determine the equation that expresses the statement. $F$ is directly proportional to $x$
Symbols $a , b , c , d$ are constants.

Accepted Answer

A)  $F = c x ^ { 3 } + d$ 
B)  $F = c x ^ { 5 } + d$ 
C)  $F = a$ 
D)  $F = b$ 
E)  $F = \alpha x$ 
A)  $F = c x ^ { 3 } + d$ 
B)  $F = c x ^ { 5 } + d$ 
C)  $F = a$ 
D)  $F = b$ 
E)  $F = \alpha x$

Question 13

Find the x and y-intercepts of the graph of the equation. $$y = \sqrt { 2 x + 7 }$$

Accepted Answer

A)  $x$ intercept $- 2 / 7 , y$ intercept $- \sqrt { 7 }$ 
B)  $x$ intercept $- 7 / 2 , y$ intercept $- \sqrt { 7 }$ 
C)  $x$ intercept $2 / 7 , y$ intercept $\sqrt { 7 }$ 
D)  $x$ intercept $- 7 / 2 , y$ intercept $\sqrt { 7 }$ 
E)  $x$ intercept $7 / 2 , y$ intercept $- \sqrt { 7 }$ 
A)  $x$ intercept $- 2 / 7 , y$ intercept $- \sqrt { 7 }$ 
B)  $x$ intercept $- 7 / 2 , y$ intercept $- \sqrt { 7 }$ 
C)  $x$ intercept $2 / 7 , y$ intercept $\sqrt { 7 }$ 
D)  $x$ intercept $- 7 / 2 , y$ intercept $\sqrt { 7 }$ 
E)  $x$ intercept $7 / 2 , y$ intercept $- \sqrt { 7 }$

Question 14

Solve the equation $x - \sqrt { x } + 7 = 0$ graphically in the interval $[ - 7,6 ]$

Accepted Answer

A)  $x = 3.17$ 
B)  $x = 3.19$ 
C)  $x = - 2.17$ 
D)  $x = - 2.17 , x = 3.17$ 
E)  $x = - 2.19 , x = 3.19$ 
A)  $x = 3.17$ 
B)  $x = 3.19$ 
C)  $x = - 2.17$ 
D)  $x = - 2.17 , x = 3.17$ 
E)  $x = - 2.19 , x = 3.19$

Question 15

Find the slope and y-intercept for the line x + y = 7 and draw its graph.

Accepted Answer

A)  $\quad m=-2, y=0$
  
B)  $ m=-1, y=0$
  
C)  $m = 1 , y = 7$
  
D)  $m = - 1 , y = 7$
  
A)  $\quad m=-2, y=0$
  
B)  $ m=-1, y=0$
  
C)  $m = 1 , y = 7$
  
D)  $m = - 1 , y = 7$

Question 16

Write an equation for the line with a slope of 2 and y-intercept of -1.

Accepted Answer

The answer of Write an equation for the line with...

Question 17

Test the equation $$y = 9 x ^ { 3 } + 5 x$$ for symmetry.

Accepted Answer

A)  The symmetry is around the point $( 5,5 )$. 
B)  There is no symmetry. 
C)  The symmetry is about the $x$-axis. 
D)  The symmetry is about the $y$-axis. 
E)  The symmetry is about the origin 
A)  The symmetry is around the point $( 5,5 )$. 
B)  There is no symmetry. 
C)  The symmetry is about the $x$-axis. 
D)  The symmetry is about the $y$-axis. 
E)  The symmetry is about the origin

Question 18

\
Find the approximate solution(s) of the equation $2 x ^ { 2 } + 3 x - 8 = 0$ 
in the interval $[ - 3,3 ]$ 
by drawing a graph in an appropriate viewing rectangle. State each answer correct to two decimals.

Accepted Answer

The answer of \
Find the approximate solution(s) of the equation...

Question 19

Determine which point A(2, 3) or B(1, 4) is closer to the origin?

Accepted Answer

A)  Point A(2, 3) is closer to the origin 
B)  Point B(1, 4) is closer to the origin. 
A)  Point A(2, 3) is closer to the origin 
B)  Point B(1, 4) is closer to the origin.

Question 20

Write the equation for the line passing through the point (15, 17) which is perpendicular to the line y = 7.

Accepted Answer

The answer of Write the equation for the line passing...

Find the distance between (4, 7) and (8, 11).

Write an equation for the line passing through the point (-1, 2) and the point (3, -4).

Determine the correct equation for the line passing through the point (5, 16) and the point (17, 3).

Find the center and radius of the circle. $x ^ { 2 } - x + \frac { 1 } { 2 } + y ^ { 2 } - y = \frac { 1 } { 4 }$

Draw the graph. $y = \sqrt { 13 x - 17 }$

Draw the graph. $y = x ( x + 9 ) ( x - 4 )$

Find the x- and y-intercepts of the graph of the equation. $y = \sqrt { 2 x + 7 }$

Find the distance between (4,7) and (8,11).

Fill in the table of values for the function $y = \frac { \sqrt { x } } { 5 }$ . x y 0 25 225 625 900

If the recommended adult dosage for a drug is D (in mg), then to determine the appropriate dosage c for a child of age a, pharmacists use the equation $c = 0.0417 D ( a + 1 )$ Suppose the dosage for an adult is 400 mg a) Find the slope. What does it represent? b) What is the dosage for a newborn?

Determine the equation that expresses the statement. $F$ is directly proportional to $x$ Symbols $a , b , c , d$ are constants.

Find the x and y-intercepts of the graph of the equation. $y = \sqrt { 2 x + 7 }$

Solve the equation $x - \sqrt { x } + 7 = 0$ graphically in the interval $[ - 7,6 ]$

Find the slope and y-intercept for the line x + y = 7 and draw its graph.

Write an equation for the line with a slope of 2 and y-intercept of -1.

Test the equation $y = 9 x ^ { 3 } + 5 x$ for symmetry.

\ Find the approximate solution(s) of the equation $2 x ^ { 2 } + 3 x - 8 = 0$ in the interval $[ - 3,3 ]$ by drawing a graph in an appropriate viewing rectangle. State each answer correct to two decimals.

Determine which point A(2, 3) or B(1, 4) is closer to the origin?

Write the equation for the line passing through the point (15, 17) which is perpendicular to the line y = 7.

Equations and Graphs

Polynomial and Rational Functions

Exponential and Logarithmic Functions

Trigonometric Functions: Right Triangle Approach

Trigonometric Functions: Unit Circle Approach

Conic Sections

Polar Coordinates and Parametric Equations

Vectors in Two and Three Dimensions

Systems of Equations and Inequalities

Matrices and Determinants

Conic Sections

Sequences and Series

Counting and Probability

Filters

Exam 2: Functions

Find the distance between (4, 7) and (8, 11).

Write an equation for the line passing through the point (-1, 2) and the point (3, -4).

Determine the correct equation for the line passing through the point (5, 16) and the point (17, 3).

Find the center and radius of the circle. x2−x+12+y2−y=14x ^ { 2 } - x + \frac { 1 } { 2 } + y ^ { 2 } - y = \frac { 1 } { 4 }x2−x+21​+y2−y=41​

Draw the graph. y=13x−17y = \sqrt { 13 x - 17 }y=13x−17​

Draw the graph. y=x(x+9)(x−4)y = x ( x + 9 ) ( x - 4 )y=x(x+9)(x−4)

Find the x- and y-intercepts of the graph of the equation. y=2x+7y = \sqrt { 2 x + 7 }y=2x+7​

Find the distance between (4,7) and (8,11).

Fill in the table of values for the function y=x5y = \frac { \sqrt { x } } { 5 }y=5x​​ . x y 0 25 225 625 900

Determine the equation that expresses the statement. FFF is directly proportional to xxx Symbols a,b,c,da , b , c , da,b,c,d are constants.

Find the x and y-intercepts of the graph of the equation. y=2x+7y = \sqrt { 2 x + 7 }y=2x+7​

Solve the equation x−x+7=0x - \sqrt { x } + 7 = 0x−x​+7=0 graphically in the interval [−7,6][ - 7,6 ][−7,6]

Find the slope and y-intercept for the line x + y = 7 and draw its graph.

Write an equation for the line with a slope of 2 and y-intercept of -1.

Test the equation y=9x3+5xy = 9 x ^ { 3 } + 5 xy=9x3+5x for symmetry.

\ Find the approximate solution(s) of the equation 2x2+3x−8=02 x ^ { 2 } + 3 x - 8 = 02x2+3x−8=0 in the interval [−3,3][ - 3,3 ][−3,3] by drawing a graph in an appropriate viewing rectangle. State each answer correct to two decimals.

Determine which point A(2, 3) or B(1, 4) is closer to the origin?

Write the equation for the line passing through the point (15, 17) which is perpendicular to the line y = 7.

Equations and Graphs

Polynomial and Rational Functions

Exponential and Logarithmic Functions

Trigonometric Functions: Right Triangle Approach

Trigonometric Functions: Unit Circle Approach

Conic Sections

Polar Coordinates and Parametric Equations

Vectors in Two and Three Dimensions

Systems of Equations and Inequalities

Matrices and Determinants

Conic Sections

Sequences and Series

Counting and Probability

Filters

Find the center and radius of the circle. $x ^ { 2 } - x + \frac { 1 } { 2 } + y ^ { 2 } - y = \frac { 1 } { 4 }$

Draw the graph. $y = \sqrt { 13 x - 17 }$

Draw the graph. $y = x ( x + 9 ) ( x - 4 )$

Find the x- and y-intercepts of the graph of the equation. $y = \sqrt { 2 x + 7 }$

Fill in the table of values for the function $y = \frac { \sqrt { x } } { 5 }$ . x y 0 25 225 625 900

Determine the equation that expresses the statement. $F$ is directly proportional to $x$ Symbols $a , b , c , d$ are constants.

Find the x and y-intercepts of the graph of the equation. $y = \sqrt { 2 x + 7 }$

Solve the equation $x - \sqrt { x } + 7 = 0$ graphically in the interval $[ - 7,6 ]$

Test the equation $y = 9 x ^ { 3 } + 5 x$ for symmetry.

\ Find the approximate solution(s) of the equation $2 x ^ { 2 } + 3 x - 8 = 0$ in the interval $[ - 3,3 ]$ by drawing a graph in an appropriate viewing rectangle. State each answer correct to two decimals.