Question 1

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

Accepted Answer

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

Question 2

Calculate the y-coordinates in the table below for the function $$y = 3 x ^ { 2 } + 7$$ 
 $$\begin{array} { | c | c | } 
\hline x & y \
\hline - 4 & \
\hline - 2 & \
\hline 2 & \
\hline 3 & \
\hline 5 & \
\hline
\end{array}$$

Accepted Answer

The answer of Calculate the y-coordinates in the table below...

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

Test the equation $y = 9 x ^ { 3 } + 7 x$ for symmetry

Accepted Answer

A)  The symmetry is about the origin 
B)  The symmetry is about the y-axis 
C)  There is no symmetry 
D)  The symmetry is about the x-axis 
E)  The symmetry is around the point (7, 9). 
A)  The symmetry is about the origin 
B)  The symmetry is about the y-axis 
C)  There is no symmetry 
D)  The symmetry is about the x-axis 
E)  The symmetry is around the point (7, 9).

Question 5

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 300 mg. Find the dosage for a newborn.

Accepted Answer

A)  $299 \mathrm { mg }$ 
B)  $4.17 \mathrm { mg }$ 
C)  $15 \mathrm { mg }$ 
D)  $150 \mathrm { mg }$ 
E)  nome of these 
A)  $299 \mathrm { mg }$ 
B)  $4.17 \mathrm { mg }$ 
C)  $15 \mathrm { mg }$ 
D)  $150 \mathrm { mg }$ 
E)  nome of these

Question 6

Express the statement as a formula. $M$ varies directly as $x$ and inversely as $y$
Use the information thet if $x = 24$ and $y = - 4$ then $M = 36$ to find the constant of proportionality.

Accepted Answer

The answer of Express the statement as a formula. $M$...

Question 7

Find the center and radius of the circle. $$x ^ { 2 } + y ^ { 2 } - 4 x - 8 y = - 19$$

Accepted Answer

A)  center $( - 4,2 )$, fadius 1 
B)  center $( 2,4 )$, tadius 1 
C)  center $( - 2,3 )$, tadius 1 
D)  center $( - 2 , - 4 )$, radius 1 
E)  center $( 4 , - 2 )$, radius 1 
A)  center $( - 4,2 )$, fadius 1 
B)  center $( 2,4 )$, tadius 1 
C)  center $( - 2,3 )$, tadius 1 
D)  center $( - 2 , - 4 )$, radius 1 
E)  center $( 4 , - 2 )$, radius 1

Question 8

Determine which point is on the graph of the equation y = 5x + 6.

Accepted Answer

A)  $( - 7 , - 16 )$ 
B)  $( - 5 , - 14 )$ 
C)  $( 5,6 )$ 
D)  $( 4 , - 14 )$ 
E)  $( - 4 , - 15 )$ 
A)  $( - 7 , - 16 )$ 
B)  $( - 5 , - 14 )$ 
C)  $( 5,6 )$ 
D)  $( 4 , - 14 )$ 
E)  $( - 4 , - 15 )$

Question 9

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

Accepted Answer

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

Question 10

Find the equation of a vertical line passing through the point $( - 1 , - 2 )$ .

Accepted Answer

A)  $y = - x - 2$ 
B)  $x = - y$ 
C)  $y = - 1$ 
D)  $x = - 1$ 
E)  not possible 
A)  $y = - x - 2$ 
B)  $x = - y$ 
C)  $y = - 1$ 
D)  $x = - 1$ 
E)  not possible

Question 11

If M(3, 4) is the midpoint of the line segment AB, and if A has coordinates (1, 2), find the coordinates of B

Accepted Answer

A)  (-3, -5) 
B)  (-5, 6) 
C)  (-5, -4) 
D)  (5, 6) 
E)  (5, -6) 
A)  (-3, -5) 
B)  (-5, 6) 
C)  (-5, -4) 
D)  (5, 6) 
E)  (5, -6)

Question 12

Express the statement as a formula. $s$ is inversely proportional to the square root of $t$
Use the information that if $s = 7$ then $t = 25$ to find the constant of proportionality.

Accepted Answer

A)  7 
B)  38 
C)  35 
D)  175 
E)  1 
A)  7 
B)  38 
C)  35 
D)  175 
E)  1

Question 13

Write an equation for the line through the point (2,18) which has a slope of 5.

Accepted Answer

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

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

Calculate the y-coordinates in the table below for the function $y = 3 x ^ { 2 } + 7$ x y -4 -2 2 3 5

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

Test the equation $y = 9 x ^ { 3 } + 7 x$ for symmetry

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 300 mg. Find the dosage for a newborn.

Express the statement as a formula. $M$ varies directly as $x$ and inversely as $y$ Use the information thet if $x = 24$ and $y = - 4$ then $M = 36$ to find the constant of proportionality.

Find the center and radius of the circle. $x ^ { 2 } + y ^ { 2 } - 4 x - 8 y = - 19$

Determine which point is on the graph of the equation y = 5x + 6.

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

Find the equation of a vertical line passing through the point $( - 1 , - 2 )$ .

If M(3, 4) is the midpoint of the line segment AB, and if A has coordinates (1, 2), find the coordinates of B

Express the statement as a formula. $s$ is inversely proportional to the square root of $t$ Use the information that if $s = 7$ then $t = 25$ to find the constant of proportionality.

Write an equation for the line through the point (2,18) which has a slope of 5.

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

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

Calculate the y-coordinates in the table below for the function y=3x2+7y = 3 x ^ { 2 } + 7y=3x2+7 x y -4 -2 2 3 5

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

Test the equation y=9x3+7xy = 9 x ^ { 3 } + 7 xy=9x3+7x for symmetry

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=0.0417D(a+1)c = 0.0417 D ( a + 1 )c=0.0417D(a+1) Suppose the dosage for an adult is 300 mg. Find the dosage for a newborn.

Express the statement as a formula. MMM varies directly as xxx and inversely as yyy Use the information thet if x=24x = 24x=24 and y=−4y = - 4y=−4 then M=36M = 36M=36 to find the constant of proportionality.

Find the center and radius of the circle. x2+y2−4x−8y=−19x ^ { 2 } + y ^ { 2 } - 4 x - 8 y = - 19x2+y2−4x−8y=−19

Determine which point is on the graph of the equation y = 5x + 6.

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

Find the equation of a vertical line passing through the point (−1,−2)( - 1 , - 2 )(−1,−2) .

If M(3, 4) is the midpoint of the line segment AB, and if A has coordinates (1, 2), find the coordinates of B

Express the statement as a formula. sss is inversely proportional to the square root of ttt Use the information that if s=7s = 7s=7 then t=25t = 25t=25 to find the constant of proportionality.

Write an equation for the line through the point (2,18) which has a slope of 5.

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

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

Calculate the y-coordinates in the table below for the function $y = 3 x ^ { 2 } + 7$ x y -4 -2 2 3 5

Test the equation $y = 9 x ^ { 3 } + 7 x$ for symmetry

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 300 mg. Find the dosage for a newborn.

Express the statement as a formula. $M$ varies directly as $x$ and inversely as $y$ Use the information thet if $x = 24$ and $y = - 4$ then $M = 36$ to find the constant of proportionality.

Find the center and radius of the circle. $x ^ { 2 } + y ^ { 2 } - 4 x - 8 y = - 19$

Find the equation of a vertical line passing through the point $( - 1 , - 2 )$ .

Express the statement as a formula. $s$ is inversely proportional to the square root of $t$ Use the information that if $s = 7$ then $t = 25$ to find the constant of proportionality.