Question 1

Simplify. If an expression does not represent a real number, state this.
-$-\sqrt[4]{81}$

Accepted Answer

A)  not a real number 
B)  -9 
C)  4.264 
D)  -3 
A)  not a real number 
B)  -9 
C)  4.264 
D)  -3

Question 2

Find an equation of the line having the given slope and containing the given point.
-$m=-4$; $(-6,7)$

Accepted Answer

A)  $y=-4 x-17$ 
B)  $x=-4 y+17$ 
C)  $y=-4 x+17$ 
D)  $x=-4 y-17$ 
A)  $y=-4 x-17$ 
B)  $x=-4 y+17$ 
C)  $y=-4 x+17$ 
D)  $x=-4 y-17$

Question 3

Simplify
-$\sqrt[4]{\frac{16}{625}}$

Accepted Answer

A)  $\frac{8}{125}$ 
B)  $\frac{4}{25}$ 
C)  $\frac{2}{5}$ 
D)  $\frac{2}{625}$ 
A)  $\frac{8}{125}$ 
B)  $\frac{4}{25}$ 
C)  $\frac{2}{5}$ 
D)  $\frac{2}{625}$

Question 4

Factor.
-$1000 x^{3}+y^{3}$

Accepted Answer

A)  $(10 x+y)\left(100 x^{2}-10 x y+y^{2}\right)$ 
B)  $(10 x-y)\left(100 x^{2}+10 x y+y^{2}\right)$ 
C)  $(10 x+y)\left(100 x^{2}+10 x y+y^{2}\right)$ 
D)  $(10 x+y)\left(100 x^{2}+y^{2}\right)$ 
A)  $(10 x+y)\left(100 x^{2}-10 x y+y^{2}\right)$ 
B)  $(10 x-y)\left(100 x^{2}+10 x y+y^{2}\right)$ 
C)  $(10 x+y)\left(100 x^{2}+10 x y+y^{2}\right)$ 
D)  $(10 x+y)\left(100 x^{2}+y^{2}\right)$

Question 5

Solve the problem.
-The following prices per pound of oœan perch were found at seven supermarkets:
$\$ 7.89, \$ 8.79, \$ 8.69, \$ 8.89, \$ 7.89, \$ 8.59, \$ 7.69$
What is the median price per pound?

Accepted Answer

A)  $\$ 8.69$ 
B)  $\$ 8.59$ 
C)  $\$ 7.89$ 
D)  $\$ 8.89$ 
A)  $\$ 8.69$ 
B)  $\$ 8.59$ 
C)  $\$ 7.89$ 
D)  $\$ 8.89$

Question 6

Simplify. If an expression does not represent a real number, state this.
-$\sqrt[5]{3125}$

Accepted Answer

A)  6 
B)  not a real number 
C)  5 
D)  625 
A)  6 
B)  not a real number 
C)  5 
D)  625

Question 7

Find the intersection.
-$\{2,3,6,10\} \cap\{4,7,11,12\}$

Accepted Answer

A)  $\varnothing$ 
B)  $\{3\}$ 
C)  $\{0\}$ 
D)  $\{2,4\}$ 
A)  $\varnothing$ 
B)  $\{3\}$ 
C)  $\{0\}$ 
D)  $\{2,4\}$

Question 8

Find an equation of the line containing the given pair of points
-$(-5,0)$ and $(-7,3)$

Accepted Answer

A)  $y=\frac{3}{2} x-\frac{15}{2}$ 
B)  $y=-\frac{1}{2} x+\frac{13}{2}$ 
C)  $y=\frac{1}{2} x+\frac{13}{2}$ 
D)  $y=-\frac{3}{2} x-\frac{15}{2}$ 
A)  $y=\frac{3}{2} x-\frac{15}{2}$ 
B)  $y=-\frac{1}{2} x+\frac{13}{2}$ 
C)  $y=\frac{1}{2} x+\frac{13}{2}$ 
D)  $y=-\frac{3}{2} x-\frac{15}{2}$

Question 9

Find the mean.
-$99,108,86,104,83,108,84$

Accepted Answer

A)  99 
B)  84 
C)  96 
D)  108 
A)  99 
B)  84 
C)  96 
D)  108

Question 10

Find the mean.
-$\$ 67.84, \$ 86.82, \$ 81.15, \$ 86.35, \$ 67.84$

Accepted Answer

A)  $\$ 67.84$ 
B)  $\$ 65.00$ 
C)  $\$ 78.00$ 
D)  $\$ 81.15$ 
A)  $\$ 67.84$ 
B)  $\$ 65.00$ 
C)  $\$ 78.00$ 
D)  $\$ 81.15$

Question 11

Solve the problem.
-The following is a list of heights, in inches, of six people:
 
What is the median height?

Accepted Answer

A)  66 inches 
B)  68 inches 
C)  70 inches 
D)  68.5 inches 
A)  66 inches 
B)  68 inches 
C)  70 inches 
D)  68.5 inches

Question 12

Simplify. If an expression does not represent a real number, state this.
-$\sqrt[4]{1296}$

Accepted Answer

A)  36 
B)  not a real number 
C)  6 
D)  10.645 
A)  36 
B)  not a real number 
C)  6 
D)  10.645

Question 13

Factor.
-$5 r^{3}-320 s^{3}$

Accepted Answer

A)  $(5 r-4 s)\left(r^{2}+20 r s+80 s^{2}\right)$ 
B)  $5(r-4 s)\left(r^{2}+4 r s+16 s^{2}\right)$ 
C)  $5(r+4 s)\left(r^{2}-4 r s+16 s^{2}\right)$ 
D)  $5(r-4 s)\left(r^{2}+16 s^{2}\right)$ 
A)  $(5 r-4 s)\left(r^{2}+20 r s+80 s^{2}\right)$ 
B)  $5(r-4 s)\left(r^{2}+4 r s+16 s^{2}\right)$ 
C)  $5(r+4 s)\left(r^{2}-4 r s+16 s^{2}\right)$ 
D)  $5(r-4 s)\left(r^{2}+16 s^{2}\right)$

Question 14

Classify the statement as true or false.
-$15 \in\{x \mid x$ is an even number $\}$

Accepted Answer

A) True 
 B)False

Question 15

Find an equation of the line containing the given pair of points
-$(-9,-4)$ and $(-9,1)$

Accepted Answer

A)  $x=-9$ 
B)  $y=-4$ 
C)  $1 x-4 y=0$ 
D)  $-4 x+1 y=0$ 
A)  $x=-9$ 
B)  $y=-4$ 
C)  $1 x-4 y=0$ 
D)  $-4 x+1 y=0$

Question 16

Find an equation of the line having the given slope and containing the given point.
-$m=-8 ;(7,-3)$

Accepted Answer

A)  $y=-8 x+54$ 
B)  $y=-8 x+51$ 
C)  $y=-8 x+53$ 
D)  $y=8 x+52$ 
A)  $y=-8 x+54$ 
B)  $y=-8 x+51$ 
C)  $y=-8 x+53$ 
D)  $y=8 x+52$

Question 17

Simplify. If an expression does not represent a real number, state this.
-$\sqrt[3]{343}$

Accepted Answer

A)  7 
B)  18 
C)  not a real number 
D)  49 
A)  7 
B)  18 
C)  not a real number 
D)  49

Question 18

Find an equation of the line having the given slope and containing the given point.
-$m=-2,(3,4)$

Accepted Answer

A)  $y=-2 x+\frac{1}{10}$ 
B)  $y=-2 x-10$ 
C)  $y=-2 x+10$ 
D)  $y=-\frac{1}{2} x+10$ 
A)  $y=-2 x+\frac{1}{10}$ 
B)  $y=-2 x-10$ 
C)  $y=-2 x+10$ 
D)  $y=-\frac{1}{2} x+10$

Question 19

Find the mean.
-$81,86,72,82,69$

Accepted Answer

A)  81 
B)  86 
C)  78 
D)  65 
A)  81 
B)  86 
C)  78 
D)  65

Question 20

Write interval notation for the given set or graph.
-$\{\mathrm{x} \mid \mathrm{x}>5\}$

Accepted Answer

A)  $(5, \infty)$ 
B)  $(-\infty, 5)$ 
C)  $(\infty, 5]$ 
D)  $[5, \infty)$ 
A)  $(5, \infty)$ 
B)  $(-\infty, 5)$ 
C)  $(\infty, 5]$ 
D)  $[5, \infty)$

Simplify. If an expression does not represent a real number, state this. - $-\sqrt[4]{81}$

Find an equation of the line having the given slope and containing the given point. - $m=-4$ ; $(-6,7)$

Simplify - $\sqrt[4]{\frac{16}{625}}$

Factor. - $1000 x^{3}+y^{3}$

Solve the problem. -The following prices per pound of oœan perch were found at seven supermarkets: $\$ 7.89, \$ 8.79, \$ 8.69, \$ 8.89, \$ 7.89, \$ 8.59, \$ 7.69$ What is the median price per pound?

Simplify. If an expression does not represent a real number, state this. - $\sqrt[5]{3125}$

Find the intersection. - $\{2,3,6,10\} \cap\{4,7,11,12\}$

Find an equation of the line containing the given pair of points - $(-5,0)$ and $(-7,3)$

Find the mean. - $99,108,86,104,83,108,84$

Find the mean. - $\$ 67.84, \$ 86.82, \$ 81.15, \$ 86.35, \$ 67.84$

Solve the problem. -The following is a list of heights, in inches, of six people: What is the median height?

Simplify. If an expression does not represent a real number, state this. - $\sqrt[4]{1296}$

Factor. - $5 r^{3}-320 s^{3}$

Classify the statement as true or false. - $15 \in\{x \mid x$ is an even number $\}$

Find an equation of the line containing the given pair of points - $(-9,-4)$ and $(-9,1)$

Find an equation of the line having the given slope and containing the given point. - $m=-8 ;(7,-3)$

Simplify. If an expression does not represent a real number, state this. - $\sqrt[3]{343}$

Find an equation of the line having the given slope and containing the given point. - $m=-2,(3,4)$

Find the mean. - $81,86,72,82,69$

Write interval notation for the given set or graph. - $\{\mathrm{x} \mid \mathrm{x}>5\}$

Introduction to Real Numbers and Algebraic Expressions

Solving Equations and Inequalities

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Systems of Equations

Radical Expressions and Equations

Quadratic Equations

Filters

Exam 10: Equations of Lines and Simplifying Radical Expressions

Simplify. If an expression does not represent a real number, state this. - −814-\sqrt[4]{81}−481​

Find an equation of the line having the given slope and containing the given point. - m=−4m=-4m=−4 ; (−6,7)(-6,7)(−6,7)

Simplify - 166254\sqrt[4]{\frac{16}{625}}462516​​

Factor. - 1000x3+y31000 x^{3}+y^{3}1000x3+y3

Solve the problem. -The following prices per pound of oœan perch were found at seven supermarkets: $7.89,$8.79,$8.69,$8.89,$7.89,$8.59,$7.69\$ 7.89, \$ 8.79, \$ 8.69, \$ 8.89, \$ 7.89, \$ 8.59, \$ 7.69$7.89,$8.79,$8.69,$8.89,$7.89,$8.59,$7.69 What is the median price per pound?

Simplify. If an expression does not represent a real number, state this. - 31255\sqrt[5]{3125}53125​

Find the intersection. - {2,3,6,10}∩{4,7,11,12}\{2,3,6,10\} \cap\{4,7,11,12\}{2,3,6,10}∩{4,7,11,12}

Find an equation of the line containing the given pair of points - (−5,0)(-5,0)(−5,0) and (−7,3)(-7,3)(−7,3)

Find the mean. - 99,108,86,104,83,108,8499,108,86,104,83,108,8499,108,86,104,83,108,84

Find the mean. - $67.84,$86.82,$81.15,$86.35,$67.84\$ 67.84, \$ 86.82, \$ 81.15, \$ 86.35, \$ 67.84$67.84,$86.82,$81.15,$86.35,$67.84