Question 1

Sketch the graph of y1 as a solid line or curve. Then sketch the graph of y2 as a dashed line or curve by one or more of
these: a vertical and/or horizontal shift of the graph y1, a vertical stretch or shrink of the graph of y1, or a reflection of the
graph of y1 across an axis.
- y1=3x,y2=3x+2y_{1}=3 \sqrt{x}, y_{2}=3 \sqrt{x}+2y1​=3x​,y2​=3x​+2

Accepted Answer

A)  
B)  
C)  
D)

Question 2

Perform the requested operation or operations.
- f(x) =f(x) =1x−4;g(x) =xf ( x )  = f ( x )  = \frac { 1 } { x - 4 } ; g ( x )  = \sqrt { x }f(x) =f(x) =x−41​;g(x) =x​ 
Find  g(f(x) ) g ( f ( x )  ) g(f(x) )  .

Accepted Answer

A)    g(f(x) ) =xx−4g ( f ( x )  )  = \frac { \sqrt { x } } { x - 4 }g(f(x) ) =x−4xc-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5,-221l0 -0c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47zM834 80h400000v40h-400000z'/>​​ 
B)    g(f(x) ) =(x−4) xg ( f ( x )  )  = ( x - 4 )  \sqrt { x }g(f(x) ) =(x−4) xc-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5,-221l0 -0c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47zM834 80h400000v40h-400000z'/>​ 
C)    g(f(x) ) =1x−4g ( f ( x )  )  = \sqrt { \frac { 1 } { x - 4 } }g(f(x) ) =x−41​l0 -0c4,-6.7,10,-10,18,-10 H400000v40H1013.1s-83.4,268,-264.1,840c-180.7,572,-277,876.3,-289,913c-4.7,4.7,-12.7,7,-24,7s-12,0,-12,0c-1.3,-3.3,-3.7,-11.7,-7,-25c-35.3,-125.3,-106.7,-373.3,-214,-744c-10,12,-21,25,-33,39s-32,39,-32,39c-6,-5.3,-15,-14,-27,-26s25,-30,25,-30c26.7,-32.7,52,-63,76,-91s52,-60,52,-60s208,722,208,722c56,-175.3,126.3,-397.3,211,-666c84.7,-268.7,153.8,-488.2,207.5,-658.5c53.7,-170.3,84.5,-266.8,92.5,-289.5zM1001 80h400000v40h-400000z'/>​ 
D)    g(f(x) ) =1x−4g ( f ( x )  )  = \frac { 1 } { \sqrt { x } - 4 }g(f(x) ) =xc-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5,-221l0 -0c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47zM834 80h400000v40h-400000z'/>​−41​

Question 3

Determine algebraically whether the function is even, odd, or neither even nor odd.
- f(x) =13x−8∣x∣f ( x )  = 13 x - 8 | x |f(x) =13x−8∣x∣

Accepted Answer

A)   Even
B)   Odd
C)   Neither

Question 4

Choose the one alternative that best completes the statement or answers the question. Graph the piecewise-defined function. - 1\end{array} ight.">g(x) ={x2−4, if x<−11, if −1≤x≤1x2+4, if x>1g ( x ) = \left\{ \begin{array} { l } x ^ { 2 } - 4 , ext { if } x < - 1 \1 , ext { if } - 1 \leq x \leq 1 \x ^ { 2 } + 4 , ext { if } x > 1\end{array} ight.g(x) =⎩⎨⎧x2−4, if x<−11, if −1≤x≤1x2+4, if x>1 1 \end{array} ight. A) B) C) D) " class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A)   1 \end{array} \right.    
A)     
B)     
C)     
D)      " class="answers-bank-image d-inline" rel="preload" >
B)   1 \end{array} \right.    
A)     
B)     
C)     
D)      " class="answers-bank-image d-inline" rel="preload" >
C)   1 \end{array} \right.    
A)     
B)     
C)     
D)      " class="answers-bank-image d-inline" rel="preload" >
D)   1 \end{array} \right.    
A)     
B)     
C)     
D)      " class="answers-bank-image d-inline" rel="preload" >

Question 5

Give the equation of the function g whose graph is described.
-The graph of  f(x) =∣x∣f ( x )  = | x |f(x) =∣x∣  is reflected across the  yyy -axis. This graph is then vertically stretched by a factor of  7.97.97.9 . Finally, the graph is shifted 8 units downward.

Accepted Answer

A)    g(x) =7.9∣−x∣−8g ( x )  = 7.9 | - x | - 8g(x) =7.9∣−x∣−8 
B)    g(x) =8∣−x∣−7.9g ( x )  = 8 | - x | - 7.9g(x) =8∣−x∣−7.9 
C)    g(x) =7.9∣−x∣+8g ( x )  = 7.9 | - x | + 8g(x) =7.9∣−x∣+8 
D)    g(x) =−7.9∣x∣−8g ( x )  = - 7.9 | x | - 8g(x) =−7.9∣x∣−8

Question 6

Determine the intervals on which the function is increasing, decreasing, and constant.
-

Accepted Answer

A)   Increasing on  (−∞,0) ( - \infty , 0 ) (−∞,0)  ; Decreasing on  (0,∞) ( 0 , \infty ) (0,∞)  
B)   Increasing on  (0,∞) ( 0 , \infty ) (0,∞)  ; Decreasing on  (−∞,0) ( - \infty , 0 ) (−∞,0)  
C)   Increasing on  (∞,0) ( \infty , 0 ) (∞,0)  ; Decreasing on  (0,−∞) ( 0 , - \infty ) (0,−∞)  
D)   Increasing on  (−∞,0) ( - \infty , 0 ) (−∞,0)  ; Decreasing on  (−∞,0) ( - \infty , 0 ) (−∞,0)

Question 7

Determine algebraically whether the function is even, odd, or neither even nor odd.
- f(x) =28x2f ( x )  = \frac { 28 } { x ^ { 2 } }f(x) =x228​

Accepted Answer

A)   Neither
B)   Even
C)   Odd

Question 8

Graph the function on your calculator to determine the domain and range from the graph.
- q(x) =sin⁡(x) +2q ( x )  = \sin ( x )  + 2q(x) =sin(x) +2

Accepted Answer

A)   Domain:  (−∞,∞) ( - \infty , \infty ) (−∞,∞)  ; range:  [−1,1][ - 1,1 ][−1,1] 
B)   Domain:  [1,3][ 1,3 ][1,3] ; range:  (−∞,∞) ( - \infty , \infty ) (−∞,∞)  
C)   Domain:  (−∞,∞) ( - \infty , \infty ) (−∞,∞)  ; range:  (1,3) ( 1,3 ) (1,3)  
D)   Domain:  (−∞,∞) ( - \infty , \infty ) (−∞,∞)  ; range:  [1,3][ 1,3 ][1,3]

Question 9

Solve the problem.
-The following information pertains to a bakery which makes donuts.

Make a scatterplot of the data. Based upon the scatterplot, what type of function would best model the data?

Accepted Answer

A)   Constant function
B)   Quadratic function
C)   Linear function
D)   All of the above

Question 10

Find a direct relationship between x and y.
- x=t−4 and y=t2+t\mathrm { x } = \mathrm { t } - 4 	ext { and } \mathrm { y } = \mathrm { t } ^ { 2 } + \mathrm { t }x=t−4 and y=t2+t

Accepted Answer

A)    y=x2+9x+20y = x ^ { 2 } + 9 x + 20y=x2+9x+20 
B)    y=x2+x+20y = x ^ { 2 } + x + 20y=x2+x+20 
C)    y=x2−7x+12y = x ^ { 2 } - 7 x + 12y=x2−7x+12 
D)    y=x2+x+12y = x ^ { 2 } + x + 12y=x2+x+12

Question 11

Graph the function and determine if it has a point of discontinuity at x = 0. If there is a discontinuity, tell whether it is
removable or non-removable.
- f(x) =x4+2xxf ( x )  = \frac { x ^ { 4 } + 2 x } { x }f(x) =xx4+2x​

Accepted Answer

A)  Yes; non-removable
B)  No
C)  No
D)  Yes; removable

Question 12

Use an equation to solve the problem.
-On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up  5%5 \%5% . How much did the investor pay for the 100 shares if he sold them Wednesday morning for  $1470.00\$ 1470.00$1470.00  ?

Accepted Answer

A)    $1543.50\$ 1543.50$1543.50 
B)    $1420.00\$ 1420.00$1420.00 
C)    $1450.00\$ 1450.00$1450.00 
D)    $1400.00\$ 1400.00$1400.00

Question 13

Find the domain of the given function.
- f(x) =xx2+3xf ( x )  = \frac { x } { x ^ { 2 } + 3 x }f(x) =x2+3xx​

Accepted Answer

A)    (−∞,0) ∪(0,3) ∪(3,∞) ( - \infty , 0 )  \cup ( 0,3 )  \cup ( 3 , \infty ) (−∞,0) ∪(0,3) ∪(3,∞)  
B)    (−∞,−3) ∪(−3,∞) ( - \infty , - 3 )  \cup ( - 3 , \infty ) (−∞,−3) ∪(−3,∞)  
C)    (−∞,−3) ∪(−3,0) ∪(0,∞) ( - \infty , - 3 )  \cup ( - 3,0 )  \cup ( 0 , \infty ) (−∞,−3) ∪(−3,0) ∪(0,∞)  
D)    (−∞,0) ∪(0,∞) ( - \infty , 0 )  \cup ( 0 , \infty ) (−∞,0) ∪(0,∞)

Question 14

Determine the intervals on which the function is increasing, decreasing, and constant.
-

Accepted Answer

A)   Increasing on  (−1,0) ( - 1,0 ) (−1,0)   and  (3,5) ( 3,5 ) (3,5)  ; Decreasing on  (0,3) ( 0,3 ) (0,3)  ; Constant on  (−5,−3) ( - 5 , - 3 ) (−5,−3)  
B)   Increasing on  (−2,0) ( - 2,0 ) (−2,0)   and  (3,5) ( 3,5 ) (3,5)  ; Decreasing on  (1,3) ( 1,3 ) (1,3)  ; Constant on  (−5,−2) ( - 5 , - 2 ) (−5,−2)  
C)   Increasing on  (−2,0) ( - 2,0 ) (−2,0)   and  (3,4) ( 3,4 ) (3,4)  ; Decreasing on  (−5,−2) ( - 5 , - 2 ) (−5,−2)   and  (1,3) ( 1,3 ) (1,3)  
D)   Increasing on  (1,3) ( 1,3 ) (1,3)  ; Decreasing on  (−2,0) ( - 2,0 ) (−2,0)   and  (3,5) ( 3,5 ) (3,5)  ; Constant on  (2,5) ( 2,5 ) (2,5)

Question 15

Find the domain of the given function.
- f(x) =xx−6f ( x )  = \frac { x } { x - 6 }f(x) =x−6x​

Accepted Answer

A)    (−∞,−6) ∪(−6,∞) ( - \infty , - 6 )  \cup ( - 6 , \infty ) (−∞,−6) ∪(−6,∞)  
B)   All real numbers
C)    (−∞,6) ∪(6,∞) ( - \infty , 6 )  \cup ( 6 , \infty ) (−∞,6) ∪(6,∞)  
D)    (0,∞) ( 0 , \infty ) (0,∞)

Question 16

Choose the one alternative that best completes the statement or answers the question.
-What symmetry does the graph of  y=f(x) y = f ( x ) y=f(x)   exhibit?

Accepted Answer

A)   origin
B)    yyy -axis
C)    xxx -axis
D)   no symmetry

Question 17

Fill in the blanks to complete the statement.
-The graph of  y=0.1∣x−9∣+8.5y = 0.1 | x - 9 | + 8.5y=0.1∣x−9∣+8.5  can be obtained by shifting horizontally units to the  , vertically shrinking by a factor of   and then shifting   units in  direction.

Accepted Answer

A)   9 ; left;  0.1;8.50.1 ; 8.50.1;8.5 ; upward
B)    0.1;0.1 ;0.1;  left;  9;8.59 ; 8.59;8.5 ; upward
C)    8.58.58.5 ; right;  0.1;90.1 ; 90.1;9 ; downward
D)   9 ; right; 0.1; 8.5; upward

Question 18

Find the inverse of the function.
- f(x) =x+4f ( x )  = \sqrt { x + 4 }f(x) =x+4​

Accepted Answer

A)    f−1(x) =x−4f ^ { - 1 } ( x )  = \sqrt { x - 4 }f−1(x) =x−4c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5,-221l0 -0c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47zM834 80h400000v40h-400000z'/>​ 
B)    f−1(x) =(x+4) 2\mathrm { f } ^ { - 1 } ( \mathrm { x } )  = ( \mathrm { x } + 4 )  ^ { 2 }f−1(x) =(x+4) 2 
C)   Not a one-to-one function
D)    f−1(x) =x2−4,x≥0f - 1 ( x )  = x ^ { 2 } - 4 , x \geq 0f−1(x) =x2−4,x≥0

Question 19

Find the (x,y)  pair for the value of the parameter.
- x=∣t+1∣x = | t + 1 |x=∣t+1∣  and  y=1t2y = \frac { 1 } { t ^ { 2 } }y=t21​  for  t=2t = 2t=2

Accepted Answer

A)    (3,14) \left( 3 , \frac { 1 } { 4 } \right) (3,41​)  
B)    (−3,14) \left( - 3 , \frac { 1 } { 4 } \right) (−3,41​)  
C)    (14,−3) \left( \frac { 1 } { 4 } , - 3 \right) (41​,−3)  
D)    (1,14) \left( 1 , \frac { 1 } { 4 } \right) (1,41​)

Question 20

Find the range of the function.
- f(x) =(x−2) 2+2f ( x )  = ( x - 2 )  ^ { 2 } + 2f(x) =(x−2) 2+2

Accepted Answer

A)    (−∞,2) ( - \infty , 2 ) (−∞,2)  
B)    (−∞,∞) ( - \infty , \infty ) (−∞,∞)  
C)    [0,∞) [ 0 , \infty ) [0,∞)  
D)    [2,∞) [ 2 , \infty ) [2,∞)

Exam 1: Functions and Graphs

Determine algebraically whether the function is even, odd, or neither even nor odd. - $f ( x ) = \frac { 28 } { x ^ { 2 } }$

Correct Answer
verified

Perform the requested operation or operations. - $f ( x ) = f ( x ) = \frac { 1 } { x - 4 } ; g ( x ) = \sqrt { x }$ Find $g ( f ( x ) )$ .

Correct Answer
verified

Correct Answer
verified

Give the equation of the function g whose graph is described. -The graph of $f ( x ) = | x |$ is reflected across the $y$ -axis. This graph is then vertically stretched by a factor of $7.9$ . Finally, the graph is shifted 8 units downward.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Graph the function on your calculator to determine the domain and range from the graph. - $q ( x ) = \sin ( x ) + 2$

Correct Answer
verified

Find a direct relationship between x and y. - $\mathrm { x } = \mathrm { t } - 4 \text { and } \mathrm { y } = \mathrm { t } ^ { 2 } + \mathrm { t }$

Correct Answer
verified

Solve the problem. -The following information pertains to a bakery which makes donuts. Make a scatterplot of the data. Based upon the scatterplot, what type of function would best model the data?

Correct Answer
verified

Find the domain of the given function. - $f ( x ) = \frac { x } { x ^ { 2 } + 3 x }$

Correct Answer
verified

Correct Answer
verified

Choose the one alternative that best completes the statement or answers the question. -What symmetry does the graph of $y = f ( x )$ exhibit?

Correct Answer
verified

Find the (x,y) pair for the value of the parameter. - $x = | t + 1 |$ and $y = \frac { 1 } { t ^ { 2 } }$ for $t = 2$

Correct Answer
verified

Use an equation to solve the problem. -On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up $5 \%$ . How much did the investor pay for the 100 shares if he sold them Wednesday morning for $\$ 1470.00$ ?

Correct Answer
verified

Find the range of the function. - $f ( x ) = ( x - 2 ) ^ { 2 } + 2$

Correct Answer
verified

Find the domain of the given function. - $f ( x ) = \frac { x } { x - 6 }$

Correct Answer
verified

Find the inverse of the function. - $f ( x ) = \sqrt { x + 4 }$

Correct Answer
verified

Graph the function and determine if it has a point of discontinuity at x = 0. If there is a discontinuity, tell whether it is removable or non-removable. - $f ( x ) = \frac { x ^ { 4 } + 2 x } { x }$

Correct Answer
verified

Determine algebraically whether the function is even, odd, or neither even nor odd. - $f ( x ) = 13 x - 8 | x |$

Correct Answer
verified

Determine the intervals on which the function is increasing, decreasing, and constant. -

Correct Answer
verified

Exam 1: Functions and Graphs

Determine algebraically whether the function is even, odd, or neither even nor odd. - f(x) =28x2f ( x ) = \frac { 28 } { x ^ { 2 } }f(x) =x228​

Correct AnswerverifiedShow Answer

Perform the requested operation or operations. - f(x) =f(x) =1x−4;g(x) =xf ( x ) = f ( x ) = \frac { 1 } { x - 4 } ; g ( x ) = \sqrt { x }f(x) =f(x) =x−41​;g(x) =x​ Find g(f(x) ) g ( f ( x ) ) g(f(x) ) .

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Give the equation of the function g whose graph is described. -The graph of f(x) =∣x∣f ( x ) = | x |f(x) =∣x∣ is reflected across the yyy -axis. This graph is then vertically stretched by a factor of 7.97.97.9 . Finally, the graph is shifted 8 units downward.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Graph the function on your calculator to determine the domain and range from the graph. - q(x) =sin⁡(x) +2q ( x ) = \sin ( x ) + 2q(x) =sin(x) +2

Correct AnswerverifiedShow Answer

Find a direct relationship between x and y. - x=t−4 and y=t2+t\mathrm { x } = \mathrm { t } - 4 \text { and } \mathrm { y } = \mathrm { t } ^ { 2 } + \mathrm { t }x=t−4 and y=t2+t

Correct AnswerverifiedShow Answer

Solve the problem. -The following information pertains to a bakery which makes donuts. Make a scatterplot of the data. Based upon the scatterplot, what type of function would best model the data?

Correct AnswerverifiedShow Answer

Find the domain of the given function. - f(x) =xx2+3xf ( x ) = \frac { x } { x ^ { 2 } + 3 x }f(x) =x2+3xx​

Correct AnswerverifiedShow Answer

Determine the intervals on which the function is increasing, decreasing, and constant. -

Correct AnswerverifiedShow Answer

Choose the one alternative that best completes the statement or answers the question. -What symmetry does the graph of y=f(x) y = f ( x ) y=f(x) exhibit?

Correct AnswerverifiedShow Answer

Find the (x,y) pair for the value of the parameter. - x=∣t+1∣x = | t + 1 |x=∣t+1∣ and y=1t2y = \frac { 1 } { t ^ { 2 } }y=t21​ for t=2t = 2t=2

Correct AnswerverifiedShow Answer

Use an equation to solve the problem. -On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up 5%5 \%5% . How much did the investor pay for the 100 shares if he sold them Wednesday morning for $1470.00\$ 1470.00$1470.00 ?

Correct AnswerverifiedShow Answer

Find the range of the function. - f(x) =(x−2) 2+2f ( x ) = ( x - 2 ) ^ { 2 } + 2f(x) =(x−2) 2+2

Correct AnswerverifiedShow Answer

Find the domain of the given function. - f(x) =xx−6f ( x ) = \frac { x } { x - 6 }f(x) =x−6x​

Correct AnswerverifiedShow Answer

Find the inverse of the function. - f(x) =x+4f ( x ) = \sqrt { x + 4 }f(x) =x+4​

Correct AnswerverifiedShow Answer

Graph the function and determine if it has a point of discontinuity at x = 0. If there is a discontinuity, tell whether it is removable or non-removable. - f(x) =x4+2xxf ( x ) = \frac { x ^ { 4 } + 2 x } { x }f(x) =xx4+2x​

Correct AnswerverifiedShow Answer

Determine algebraically whether the function is even, odd, or neither even nor odd. - f(x) =13x−8∣x∣f ( x ) = 13 x - 8 | x |f(x) =13x−8∣x∣

Correct AnswerverifiedShow Answer

Determine the intervals on which the function is increasing, decreasing, and constant. -

Correct AnswerverifiedShow Answer

Determine algebraically whether the function is even, odd, or neither even nor odd. - $f ( x ) = \frac { 28 } { x ^ { 2 } }$

Correct Answer
verified

Perform the requested operation or operations. - $f ( x ) = f ( x ) = \frac { 1 } { x - 4 } ; g ( x ) = \sqrt { x }$ Find $g ( f ( x ) )$ .

Correct Answer
verified

Correct Answer
verified

Give the equation of the function g whose graph is described. -The graph of $f ( x ) = | x |$ is reflected across the $y$ -axis. This graph is then vertically stretched by a factor of $7.9$ . Finally, the graph is shifted 8 units downward.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Graph the function on your calculator to determine the domain and range from the graph. - $q ( x ) = \sin ( x ) + 2$

Correct Answer
verified

Find a direct relationship between x and y. - $\mathrm { x } = \mathrm { t } - 4 \text { and } \mathrm { y } = \mathrm { t } ^ { 2 } + \mathrm { t }$

Correct Answer
verified

Correct Answer
verified

Find the domain of the given function. - $f ( x ) = \frac { x } { x ^ { 2 } + 3 x }$

Correct Answer
verified

Correct Answer
verified

Choose the one alternative that best completes the statement or answers the question. -What symmetry does the graph of $y = f ( x )$ exhibit?

Correct Answer
verified

Find the (x,y) pair for the value of the parameter. - $x = | t + 1 |$ and $y = \frac { 1 } { t ^ { 2 } }$ for $t = 2$

Correct Answer
verified

Use an equation to solve the problem. -On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up $5 \%$ . How much did the investor pay for the 100 shares if he sold them Wednesday morning for $\$ 1470.00$ ?

Correct Answer
verified

Find the range of the function. - $f ( x ) = ( x - 2 ) ^ { 2 } + 2$

Correct Answer
verified

Find the domain of the given function. - $f ( x ) = \frac { x } { x - 6 }$

Correct Answer
verified

Find the inverse of the function. - $f ( x ) = \sqrt { x + 4 }$

Correct Answer
verified

Graph the function and determine if it has a point of discontinuity at x = 0. If there is a discontinuity, tell whether it is removable or non-removable. - $f ( x ) = \frac { x ^ { 4 } + 2 x } { x }$

Correct Answer
verified

Determine algebraically whether the function is even, odd, or neither even nor odd. - $f ( x ) = 13 x - 8 | x |$

Correct Answer
verified

Correct Answer
verified