Question 1

Solve Radical Equations
Solve the radical equation, and check all proposed solutions.
- 8x+20=x\sqrt { 8 x + 20 } = x8x+20​=x

Accepted Answer

A)    {10}\{ 10 \}{10} 
B)    {−2,10}\{ - 2,10 \}{−2,10} 
C)    {−207}\left\{ - \frac { 20 } { 7 } \right\}{−720​} 
D)    ∅\varnothing∅E) A) and C)
F) B) and C)

Question 2

Find all values of x satisfying the given conditions.
- y1=1x+5,y2=1x+3,y3=−2x2+8x+15y _ { 1 } = \frac { 1 } { x + 5 } , y _ { 2 } = \frac { 1 } { x + 3 } , y _ { 3 } = \frac { - 2 } { x ^ { 2 } + 8 x + 15 }y1​=x+51​,y2​=x+31​,y3​=x2+8x+15−2​ , and the sum of  y1y _ { 1 }y1​  and 2 times  y2y _ { 2 }y2​  is  y3y 3y3 .

Accepted Answer

A)    {0}\{ 0 \}{0} 
B)    {−5}\{ - 5 \}{−5} 
C)    {3}\{ 3 \}{3} 
D)    ∅\varnothing∅E) B) and C)
F) A) and B)

Question 3

Solve Compound Inequalities
Solve the compound inequality. Other than  ∅\varnothing∅  use interval notation to express the solution set and graph the
solution set on a number line.
- 19≤5x−1≤3419 \leq 5 x - 1 \leq 3419≤5x−1≤34

Accepted Answer

A)    [4,7][ 4,7 ][4,7] 
B)    (4,7) ( 4,7 ) (4,7)  
C)    [−7,−4][ - 7 , - 4 ][−7,−4] 
D)    (−7,−4) ( - 7 , - 4 ) (−7,−4)   E) B) and C)
F) A) and B)

Question 4

Find the product and write the result in standard form.
- (5+i) 2−(6−i) 2( 5 + i )  ^ { 2 } - ( 6 - i )  ^ { 2 }(5+i) 2−(6−i) 2

Accepted Answer

A)    −11+22i- 11 + 22 i−11+22i 
B)    11+22i11 + 22 \mathrm { i }11+22i 
C)    −33- 33−33 
D)    −11−22i- 11 - 22 \mathrm { i }−11−22i  Complex numbers are used in electronics to describe the current in an electric circuit. Ohm's law relates the current in a circuit, I, in amperes, the voltage of the circuit, E, in volts, and the resistance of the circuit, R, in ohms, by theFormula E = IR. E) A) and B)
F) A) and C)

Question 5

Plot the given point in a rectangular coordinate system.
-(0, 3)

Accepted Answer

A)  
B)  
C)  
D)  E) C) and D)
F) A) and B)

Question 6

Solve Radical Equations
Solve the radical equation, and check all proposed solutions.
- 1+9x=1+x\sqrt { 1 + 9 \sqrt { x } } = 1 + \sqrt { x }1+9x​​=1+x​

Accepted Answer

A)    {0,49}\{ 0,49 \}{0,49} 
B)    {0,12}\left\{ 0 , \frac { 1 } { 2 } \right\}{0,21​} 
C)    {0,81}\{ 0,81 \}{0,81} 
D)    {0,121}\{ 0,121 \}{0,121}  Find the x-intercepts of the graph of the equation. E) B) and D)
F) None of the above

Question 7

Use Interval Notation
Express the interval in set-builder notation and graph the interval on a number line.
- (−∞,95) \left(-\infty, \frac{9}{5}\right) (−∞,59​)  
 \frac { 9 } { 5 } \right\}    C)   \left\{ x \mid x \leq \frac { 9 } { 5 } \right\}    D)   \{ x \mid 5 \leq x \leq 9 \}    " class="answers-bank-image d-inline" rel="preload" >

Accepted Answer

A) {x∣x<95}\left\{ x \mid x < \frac { 9 } { 5 } \right\}{x∣x<59} \frac { 9 } { 5 } \right\} C) \left\{ x \mid x \leq \frac { 9 } { 5 } \right\} D) \{ x \mid 5 \leq x \leq 9 \} " class="answers-bank-image d-inline" rel="preload" > B) \frac { 9 } { 5 } \right\}">{x∣x>95}\left\{ x \mid x > \frac { 9 } { 5 } \right\}{x∣x>59} \frac { 9 } { 5 } \right\} C) \left\{ x \mid x \leq \frac { 9 } { 5 } \right\} D) \{ x \mid 5 \leq x \leq 9 \} " class="answers-bank-image d-inline" rel="preload" > C) {x∣x≤95}\left\{ x \mid x \leq \frac { 9 } { 5 } \right\}{x∣x≤59} \frac { 9 } { 5 } \right\} C) \left\{ x \mid x \leq \frac { 9 } { 5 } \right\} D) \{ x \mid 5 \leq x \leq 9 \} " class="answers-bank-image d-inline" rel="preload" > D) {x∣5≤x≤9}\{ x \mid 5 \leq x \leq 9 \}{x∣5≤x≤9} \frac { 9 } { 5 } \right\} C) \left\{ x \mid x \leq \frac { 9 } { 5 } \right\} D) \{ x \mid 5 \leq x \leq 9 \} " class="answers-bank-image d-inline" rel="preload" > E) B) and C) F) A) and B)

Question 8

Recognize Inequalities with No Solution or All Real Numbers as Solutions
Solve the linear inequality. Other than
  ϕ,\phi ,ϕ,  , use interval notation to express the solution set and graph the solution set
on a number line.
- 5(4x+5) −4x<4(6+4x) −65 ( 4 x + 5 )  - 4 x < 4 ( 6 + 4 x )  - 65(4x+5) −4x<4(6+4x) −6

Accepted Answer

A)    ∅\varnothing∅ 
B)    (−∞,∞) ( - \infty , \infty ) (−∞,∞)  
C)    (−∞,5) ( - \infty , 5 ) (−∞,5)  
D)    (5,∞) ( 5 , \infty ) (5,∞)   E) C) and D)
F) B) and C)

Question 9

Solve the problem.
-A car rental agency charges $250 per week plus $0.10 per mile to rent a car. The total cost, C, for the renting the car for one week and driving it x miles can be modeled by the formula C = 0.10x + 250. How
Many miles can you travel in one week for $310?

Accepted Answer

A)  600 miles
B)  575 miles
C)  281 miles
D)  3100 milesE) C) and D)
F) None of the above

Question 10

Solve the equation by factoring.
- 4x2−7x=24 x ^ { 2 } - 7 x = 24x2−7x=2

Accepted Answer

A)    {−14,2}\left\{ - \frac { 1 } { 4 } , 2 \right\}{−41​,2} 
B)    {−14,4}\left\{ - \frac { 1 } { 4 } , 4 \right\}{−41​,4} 
C)    {17,−14}\left\{ \frac { 1 } { 7 } , - \frac { 1 } { 4 } \right\}{71​,−41​} 
D)    {−4,2}\{ - 4,2 \}{−4,2}E) A) and B)
F) All of the above

Question 11

Plot the given point in a rectangular coordinate system.
-(2, -3)

Accepted Answer

A)  
B)  
C)  
D)  E) A) and C)
F) A) and D)

Question 12

Solve the problem.
-The revenue for a small company is given by the quadratic function  r(t) =5t2+5t+630r ( t )  = 5 t ^ { 2 } + 5 t + 630r(t) =5t2+5t+630  where  ttt  is the number of years since 1998 and  r(t) \mathrm { r } ( \mathrm { t } ) r(t)   is in thousands of dollars. If this trend continues, find the year after 1998 in which the company's revenue will be  $730\$ 730$730  thousand. Round to the nearest whole year.

Accepted Answer

A)   2002
B)   2003
C)   2004
D)   2006 E) All of the above
F) C) and D)

Question 13

Solve Linear Equations in One Variable
- −5x+1−2(x+1) =4x+6- 5 x + 1 - 2 ( x + 1 )  = 4 x + 6−5x+1−2(x+1) =4x+6

Accepted Answer

A)    {−711}\left\{ - \frac { 7 } { 11 } \right\}{−117​} 
B)    {−75}\left\{ - \frac { 7 } { 5 } \right\}{−57​} 
C)    {−911}\left\{ - \frac { 9 } { 11 } \right\}{−119​} 
D)    {−95}\left\{ - \frac { 9 } { 5 } \right\}{−59​}E) None of the above
F) C) and D)

Question 14

Solve Linear Inequalities
Solve the linear inequality. Other than ∅, use interval notation to express the solution set and graph the solution set
on a number line.
- x−38≥x−212+124\frac { x - 3 } { 8 } \geq \frac { x - 2 } { 12 } + \frac { 1 } { 24 }8x−3​≥12x−2​+241​

Accepted Answer

A)    [6,∞) [ 6 , \infty ) [6,∞)  
B)    (−∞,6]( - \infty , 6 ](−∞,6] 
C)    (6,∞) ( 6 , \infty ) (6,∞)  
D)    (−∞,6) ( - \infty , 6 ) (−∞,6)   Use interval notation to represent all values of x satisfying the given conditions. E) A) and D)
F) All of the above

Question 15

Find the product and write the result in standard form.
- (9+5i) (4−7i) ( 9 + 5 i )  ( 4 - 7 i ) (9+5i) (4−7i)

Accepted Answer

A)    71−43i71 - 43 \mathrm { i }71−43i 
B)    71+43i71 + 43 \mathrm { i }71+43i 
C)    1+83i1 + 83 \mathrm { i }1+83i 
D)    −35i2−43i+36- 35 i ^ { 2 } - 43 i + 36−35i2−43i+36E) A) and C)
F) A) and B)

Question 16

Add or subtract as indicated and write the result in standard form.
- −6−(6−9i) −(3−2i) - 6 - ( 6 - 9 i )  - ( 3 - 2 i ) −6−(6−9i) −(3−2i)

Accepted Answer

A)    −15+11i- 15 + 11 \mathrm { i }−15+11i 
B)    −15−11i- 15 - 11 \mathrm { i }−15−11i 
C)    −9−11i- 9 - 11 \mathrm { i }−9−11i 
D)    −9+11i- 9 + 11 \mathrm { i }−9+11iE) All of the above
F) A) and D)

Question 17

Determine the Most Efficient Method to Use When Solving a Quadratic Equation
Solve the equation by the method of your choice.
- (2x+9) 2=64( 2 x + 9 )  ^ { 2 } = 64(2x+9) 2=64

Accepted Answer

A)    {−172,−12}\left\{ - \frac { 17 } { 2 } , - \frac { 1 } { 2 } \right\}{−217​,−21​} 
B)    {12,172}\left\{ \frac { 1 } { 2 } , \frac { 17 } { 2 } \right\}{21​,217​} 
C)    {−12,0}\left\{ - \frac { 1 } { 2 } , 0 \right\}{−21​,0} 
D)    {552}\left\{ \frac { 55 } { 2 } \right\}{255​}E) A) and C)
F) None of the above

Question 18

Solve Linear Inequalities
Solve the linear inequality. Other than ∅, use interval notation to express the solution set and graph the solution set
on a number line.
- y1=8x−1\mathrm { y } _ { 1 } = 8 \mathrm { x } - 1y1​=8x−1 ,  y2=7x−5\mathrm { y } _ { 2 } = 7 \mathrm { x } - 5y2​=7x−5 , and   \mathrm { y } _ { 2 }">y1>y2\mathrm { y } _ { 1 } > \mathrm { y } _ { 2 }y1​>y2​ .

Accepted Answer

A)    (−4,∞) ( - 4 , \infty ) (−4,∞)  
B)    (−∞,−4]( - \infty , - 4 ](−∞,−4] 
C)    (−6,∞) ( - 6 , \infty ) (−6,∞)  
D)    [−4,∞) [ - 4 , \infty ) [−4,∞) E) A) and C)
F) A) and B)

Question 19

Solve Quadratic Equations by the Square Root Property
Solve the equation by the square root property.
- (4x+3) 2=7( 4 x + 3 )  ^ { 2 } = 7(4x+3) 2=7

Accepted Answer

A)    {−3−74,−3+74}\left\{ \frac { - 3 - \sqrt { 7 } } { 4 } , \frac { - 3 + \sqrt { 7 } } { 4 } \right\}{4−3−7c-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'/>​​,4−3+7c-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)    {3−74,3+74}\left\{ \frac { 3 - \sqrt { 7 } } { 4 } , \frac { 3 + \sqrt { 7 } } { 4 } \right\}{43−7c-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'/>​​,43+7c-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)    {7−34,7+34}\left\{ \frac { \sqrt { 7 } - 3 } { 4 } , \frac { \sqrt { 7 } + 3 } { 4 } \right\}{47c-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'/>​−3​,47c-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'/>​+3​} 
D)    {−52,1}\left\{ - \frac { 5 } { 2 } , 1 \right\}{−25​,1}E) A) and B)
F) A) and C)

Question 20

Interpret Information About a Graphing Utility's Viewing Rectangle or Table
-

Accepted Answer

A)  [-10, 10, 5] by [-200, 200, 20]
B)  [-40, 40, 10] by [-10, 10, 5]
C)  [-10, 10, 5] by [-10, 10, 5]
D)  [-50, 50, 5] by [-50, 50, 5]E) None of the above
F) A) and B)

Exam 1: Equations and Inequalities

Solve Radical Equations Solve the radical equation, and check all proposed solutions. - $\sqrt { 1 + 9 \sqrt { x } } = 1 + \sqrt { x }$

Correct Answer
verified

Determine the Most Efficient Method to Use When Solving a Quadratic Equation Solve the equation by the method of your choice. - $( 2 x + 9 ) ^ { 2 } = 64$

Correct Answer
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Correct Answer
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Solve Quadratic Equations by the Square Root Property Solve the equation by the square root property. - $( 4 x + 3 ) ^ { 2 } = 7$

Correct Answer
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Find all values of x satisfying the given conditions. - $y _ { 1 } = \frac { 1 } { x + 5 } , y _ { 2 } = \frac { 1 } { x + 3 } , y _ { 3 } = \frac { - 2 } { x ^ { 2 } + 8 x + 15 }$ , and the sum of $y _ { 1 }$ and 2 times $y _ { 2 }$ is $y 3$ .

Correct Answer
verified

Solve the problem. -A car rental agency charges $250 per week plus $0.10 per mile to rent a car. The total cost, C, for the renting the car for one week and driving it x miles can be modeled by the formula C = 0.10x + 250. How Many miles can you travel in one week for $310?

Correct Answer
verified

Find the product and write the result in standard form. - $( 5 + i ) ^ { 2 } - ( 6 - i ) ^ { 2 }$

Correct Answer
verified

Solve Linear Equations in One Variable - $- 5 x + 1 - 2 ( x + 1 ) = 4 x + 6$

Correct Answer
verified

Solve the equation by factoring. - $4 x ^ { 2 } - 7 x = 2$

Correct Answer
verified

Solve Radical Equations Solve the radical equation, and check all proposed solutions. - $\sqrt { 8 x + 20 } = x$

Correct Answer
verified

Interpret Information About a Graphing Utility's Viewing Rectangle or Table -

Correct Answer
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Plot the given point in a rectangular coordinate system. -(0, 3)

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Plot the given point in a rectangular coordinate system. -(2, -3)

Correct Answer
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Add or subtract as indicated and write the result in standard form. - $- 6 - ( 6 - 9 i ) - ( 3 - 2 i )$

Correct Answer
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Correct Answer
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Find the product and write the result in standard form. - $( 9 + 5 i ) ( 4 - 7 i )$

Correct Answer
verified

Correct Answer
verified

Exam 1: Equations and Inequalities

Solve Radical Equations Solve the radical equation, and check all proposed solutions. - 1+9x=1+x\sqrt { 1 + 9 \sqrt { x } } = 1 + \sqrt { x }1+9x​​=1+x​

Correct AnswerverifiedShow Answer

Determine the Most Efficient Method to Use When Solving a Quadratic Equation Solve the equation by the method of your choice. - (2x+9) 2=64( 2 x + 9 ) ^ { 2 } = 64(2x+9) 2=64

Correct AnswerverifiedShow Answer

Solve Compound Inequalities Solve the compound inequality. Other than ∅\varnothing∅ use interval notation to express the solution set and graph the solution set on a number line. - 19≤5x−1≤3419 \leq 5 x - 1 \leq 3419≤5x−1≤34

Correct AnswerverifiedShow Answer

Solve Quadratic Equations by the Square Root Property Solve the equation by the square root property. - (4x+3) 2=7( 4 x + 3 ) ^ { 2 } = 7(4x+3) 2=7

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Solve the problem. -A car rental agency charges $250 per week plus $0.10 per mile to rent a car. The total cost, C, for the renting the car for one week and driving it x miles can be modeled by the formula C = 0.10x + 250. How Many miles can you travel in one week for $310?

Correct AnswerverifiedShow Answer

Find the product and write the result in standard form. - (5+i) 2−(6−i) 2( 5 + i ) ^ { 2 } - ( 6 - i ) ^ { 2 }(5+i) 2−(6−i) 2

Correct AnswerverifiedShow Answer

Solve Linear Equations in One Variable - −5x+1−2(x+1) =4x+6- 5 x + 1 - 2 ( x + 1 ) = 4 x + 6−5x+1−2(x+1) =4x+6

Correct AnswerverifiedShow Answer

Solve the equation by factoring. - 4x2−7x=24 x ^ { 2 } - 7 x = 24x2−7x=2

Correct AnswerverifiedShow Answer

Solve Radical Equations Solve the radical equation, and check all proposed solutions. - 8x+20=x\sqrt { 8 x + 20 } = x8x+20​=x

Correct AnswerverifiedShow Answer

Interpret Information About a Graphing Utility's Viewing Rectangle or Table -

Correct AnswerverifiedShow Answer

Plot the given point in a rectangular coordinate system. -(0, 3)

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Use Interval Notation Express the interval in set-builder notation and graph the interval on a number line. - (−∞,95) \left(-\infty, \frac{9}{5}\right) (−∞,59​)

Correct AnswerverifiedShow Answer

Plot the given point in a rectangular coordinate system. -(2, -3)

Correct AnswerverifiedShow Answer

Add or subtract as indicated and write the result in standard form. - −6−(6−9i) −(3−2i) - 6 - ( 6 - 9 i ) - ( 3 - 2 i ) −6−(6−9i) −(3−2i)

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Find the product and write the result in standard form. - (9+5i) (4−7i) ( 9 + 5 i ) ( 4 - 7 i ) (9+5i) (4−7i)

Correct AnswerverifiedShow Answer

Solve Linear Inequalities Solve the linear inequality. Other than ∅, use interval notation to express the solution set and graph the solution set on a number line. - x−38≥x−212+124\frac { x - 3 } { 8 } \geq \frac { x - 2 } { 12 } + \frac { 1 } { 24 }8x−3​≥12x−2​+241​

Correct AnswerverifiedShow Answer

Solve Radical Equations Solve the radical equation, and check all proposed solutions. - $\sqrt { 1 + 9 \sqrt { x } } = 1 + \sqrt { x }$

Correct Answer
verified

Determine the Most Efficient Method to Use When Solving a Quadratic Equation Solve the equation by the method of your choice. - $( 2 x + 9 ) ^ { 2 } = 64$

Correct Answer
verified

Correct Answer
verified

Solve Quadratic Equations by the Square Root Property Solve the equation by the square root property. - $( 4 x + 3 ) ^ { 2 } = 7$

Correct Answer
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Correct Answer
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Correct Answer
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Find the product and write the result in standard form. - $( 5 + i ) ^ { 2 } - ( 6 - i ) ^ { 2 }$

Correct Answer
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Solve Linear Equations in One Variable - $- 5 x + 1 - 2 ( x + 1 ) = 4 x + 6$

Correct Answer
verified

Solve the equation by factoring. - $4 x ^ { 2 } - 7 x = 2$

Correct Answer
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Solve Radical Equations Solve the radical equation, and check all proposed solutions. - $\sqrt { 8 x + 20 } = x$

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Add or subtract as indicated and write the result in standard form. - $- 6 - ( 6 - 9 i ) - ( 3 - 2 i )$

Correct Answer
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Correct Answer
verified

Find the product and write the result in standard form. - $( 9 + 5 i ) ( 4 - 7 i )$

Correct Answer
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Correct Answer
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