Question 1

Express the set in interval notation.

Accepted Answer

A)  $[ 2 , \infty )$ 
B)  $( - \infty , 2 )$ 
C)  $( 2 , \infty )$ 
D)  $[ - \infty , 2 ]$ 
A)  $[ 2 , \infty )$ 
B)  $( - \infty , 2 )$ 
C)  $( 2 , \infty )$ 
D)  $[ - \infty , 2 ]$

Question 2

Clear parentheses and combine like terms. $$- 2 t ^ { 2 } + 6 t - 13 t ^ { 2 } - 21 t + 12$$

Accepted Answer

The answer of Clear parentheses and combine like terms. \[-...

Question 3

Evaluate the expression: $- 12 ^ { 2 }$

Accepted Answer

A)  -24 
B)  -10 
C)  -144 
D)  144 
A)  -24 
B)  -10 
C)  -144 
D)  144

Question 4

Indicate all the sets to which the number belongs. $\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & & & & & &
\end{array}$

Accepted Answer

A) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & & & \times & \times & &
\end{array}$ 
B) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & \times & & & & &
\end{array}$ 
C) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & \times & & \times & & &
\end{array}$ 
D) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & & & \times & & &
\end{array}$ 
A) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & & & \times & \times & &
\end{array}$ 
B) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & \times & & & & &
\end{array}$ 
C) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & \times & & \times & & &
\end{array}$ 
D) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-2.1 & & & \times & & &
\end{array}$

Question 5

Express the set in interval notation.

Accepted Answer

A)  $( - \infty , - 3 )$ 
B)  $( - 3 , \infty )$ 
C)  $( - 3 , - 2 ]$ 
D)  $[ - 3 , - 2 ]$ 
A)  $( - \infty , - 3 )$ 
B)  $( - 3 , \infty )$ 
C)  $( - 3 , - 2 ]$ 
D)  $[ - 3 , - 2 ]$

Question 6

Show that the number is a rational number by finding a ratio of two integers equal to the number. 6

Accepted Answer

A)  $\frac { 1 } { 6 }$ 
B)  $\frac { 6 } { 0 }$ 
C)  $\frac { 0 } { 6 }$ 
D)  $\frac { 6 } { 1 }$ 
A)  $\frac { 1 } { 6 }$ 
B)  $\frac { 6 } { 0 }$ 
C)  $\frac { 0 } { 6 }$ 
D)  $\frac { 6 } { 1 }$

Question 7

Show that the number is a rational number by finding a ratio of two integers equal to the number. $- 0.88$

Accepted Answer

A)  $\frac { - 0.88 } { 1 }$ 
B)  $\frac { - 25 } { 22 }$ 
C)  $\frac { 1 } { - 0.88 }$ 
D)  $\frac { - 22 } { 25 }$ 
A)  $\frac { - 0.88 } { 1 }$ 
B)  $\frac { - 25 } { 22 }$ 
C)  $\frac { 1 } { - 0.88 }$ 
D)  $\frac { - 22 } { 25 }$

Question 8

$$\text { Perform the indicated operation: } \left( - \frac { 4 } { 3 } \right) \cdot \frac { 12 } { 5 }$$

Accepted Answer

The answer of \[\text { Perform the indicated operation: }...

Question 9

Indicate all the sets to which the number belongs. $\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{l}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-4 & & & & & &
\end{array}$

Accepted Answer

A) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-4 & \times & & \times & \times & &
\end{array}$ 
B) 
  
C) 
  
D) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-4 & \times & & & & &
\end{array}$ 
A) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-4 & \times & & \times & \times & &
\end{array}$ 
B) 
  
C) 
  
D) 
$\begin{array}{c|c|c|c|c|c|c} 
& \begin{array}{c}
\text { Real } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Irrational } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Rational } \
\text { Numbers }
\end{array} & \text { Integers } & \begin{array}{c}
\text { Whole } \
\text { Numbers }
\end{array} & \begin{array}{c}
\text { Natural } \
\text { Numbers }
\end{array} \
\hline-4 & \times & & & & &
\end{array}$

Question 10

Graph the set and express it in interval notation.
$$\{ x \mid x \leq - 1 \}$$

Accepted Answer

The answer of Graph the set and express it in...

Question 11

Add or subtract as indicated: $- \frac { 15 } { 2 } + 3 \frac { 1 } { 4 }$

Accepted Answer

A)  $- \frac { 43 } { 4 }$ 
B)  $- \frac { 29 } { 4 }$ 
C)  $- \frac { 17 } { 4 }$ 
D)  $\frac { 43 } { 4 }$ 
A)  $- \frac { 43 } { 4 }$ 
B)  $- \frac { 29 } { 4 }$ 
C)  $- \frac { 17 } { 4 }$ 
D)  $\frac { 43 } { 4 }$

Question 12

Plot the numbers on the number line. $$\left\{ - 4 \frac { 1 } { 2 } , \pi , \frac { 16 } { 4 } , - \sqrt { 4 } , \frac { 0 } { 102 } \right\}$$

Accepted Answer

\[\begin{array} { l } 
- 4 \fr

Question 13

Find the area of the trapezoid. The measures of the dimensions are given below the figure.

Accepted Answer

A)  $48 \mathrm { ft } ^ { 2 }$ 
B)  $26 \mathrm { ft } ^ { 2 }$ 
C)  $80 \mathrm { ft } ^ { 2 }$ 
D)  $40 \mathrm { ft } ^ { 2 }$ 
A)  $48 \mathrm { ft } ^ { 2 }$ 
B)  $26 \mathrm { ft } ^ { 2 }$ 
C)  $80 \mathrm { ft } ^ { 2 }$ 
D)  $40 \mathrm { ft } ^ { 2 }$

Question 14

Add or subtract as indicated: 4.5 - (-2.7)

Accepted Answer

A)  -1.8 
B)  -7.2 
C)  7.2 
D)  1.8 
A)  -1.8 
B)  -7.2 
C)  7.2 
D)  1.8

Question 15

Perform the indicated operation: $\left( - \frac { 9 } { 2 } \right) \div \left( \frac { 3 } { 8 } \right)$

Accepted Answer

A)  $\frac { 27 } { 16 }$ 
B)  $- 12$ 
C)  $- \frac { 27 } { 16 }$ 
D)  12 
A)  $\frac { 27 } { 16 }$ 
B)  $- 12$ 
C)  $- \frac { 27 } { 16 }$ 
D)  12

Question 16

Evaluate the expression: $\left( \frac { 3 } { 2 } \right) ^ { 3 }$

Accepted Answer

A)  $\frac { 8 } { 27 }$ 
B)  $\frac { 27 } { 2 }$ 
C)  $\frac { 9 } { 2 }$ 
D)  $\frac { 27 } { 8 }$ 
A)  $\frac { 8 } { 27 }$ 
B)  $\frac { 27 } { 2 }$ 
C)  $\frac { 9 } { 2 }$ 
D)  $\frac { 27 } { 8 }$

Question 17

Graph the set and express it in interval notation. All real numbers greater than -14.

Accepted Answer

A)  $( - \infty , - 14 )$
  
B)  $( - \infty , - 14 ]$
  
C)  $( - 14 , \infty )$
  
D)  $[ - 14 , \infty )$
  
A)  $( - \infty , - 14 )$
  
B)  $( - \infty , - 14 ]$
  
C)  $( - 14 , \infty )$
  
D)  $[ - 14 , \infty )$

Question 18

Perform the indicated operation: $\left( - 1 \frac { 1 } { 2 } \right) \left( - \frac { 3 } { 2 } \right)$

Accepted Answer

A)  $- \frac { 5 } { 2 }$ 
B)  $- \frac { 9 } { 4 }$ 
C)  $\frac { 9 } { 4 }$ 
D)  $1 \frac { 3 } { 4 }$ 
A)  $- \frac { 5 } { 2 }$ 
B)  $- \frac { 9 } { 4 }$ 
C)  $\frac { 9 } { 4 }$ 
D)  $1 \frac { 3 } { 4 }$

Question 19

How many terms are in the expression below? $$8 x y - 5 y ^ { 2 } + 24 x - 16$$

Accepted Answer

A)  2 
B)  3 
C)  1 
D)  4 
A)  2 
B)  3 
C)  1 
D)  4

Question 20

Write the expression as an inequality. The number of hours, h, that Hilda spent on her English project was between 20 and 39.

Accepted Answer

A)  $20 \leq h < 39$ 
B)  $20 < h < 39$ 
C)  $20 < h \leq 39$ 
D)  $20 \leq h \leq 39$ 
A)  $20 \leq h < 39$ 
B)  $20 < h < 39$ 
C)  $20 < h \leq 39$ 
D)  $20 \leq h \leq 39$

Express the set in interval notation.

Clear parentheses and combine like terms. $- 2 t ^ { 2 } + 6 t - 13 t ^ { 2 } - 21 t + 12$

Evaluate the expression: $- 12 ^ { 2 }$

Indicate all the sets to which the number belongs. Real Numbers Irrational Numbers Rational Numbers Integers Whole Numbers Natural Numbers -2.1

Express the set in interval notation.

Show that the number is a rational number by finding a ratio of two integers equal to the number. 6

Show that the number is a rational number by finding a ratio of two integers equal to the number. $- 0.88$

$\text { Perform the indicated operation: } \left( - \frac { 4 } { 3 } \right) \cdot \frac { 12 } { 5 }$

Indicate all the sets to which the number belongs. Real Numbers Irrational Numbers Rational Numbers Integers Whole Numbers Natural Numbers -4

Graph the set and express it in interval notation. $\{ x \mid x \leq - 1 \}$

Add or subtract as indicated: $- \frac { 15 } { 2 } + 3 \frac { 1 } { 4 }$

Plot the numbers on the number line. $\left\{ - 4 \frac { 1 } { 2 } , \pi , \frac { 16 } { 4 } , - \sqrt { 4 } , \frac { 0 } { 102 } \right\}$

Find the area of the trapezoid. The measures of the dimensions are given below the figure.

Add or subtract as indicated: 4.5 - (-2.7)

Perform the indicated operation: $\left( - \frac { 9 } { 2 } \right) \div \left( \frac { 3 } { 8 } \right)$

Evaluate the expression: $\left( \frac { 3 } { 2 } \right) ^ { 3 }$

Graph the set and express it in interval notation. All real numbers greater than -14.

Perform the indicated operation: $\left( - 1 \frac { 1 } { 2 } \right) \left( - \frac { 3 } { 2 } \right)$

How many terms are in the expression below? $8 x y - 5 y ^ { 2 } + 24 x - 16$

Write the expression as an inequality. The number of hours, h, that Hilda spent on her English project was between 20 and 39.

Linear Equations and Inequalities in One Variable

Linear Equations in Two Variables and Functions

Systems of Linear Equations and Inequalities

Polynomials

Rational Expressions and Rational Equations

Radicals and Complex Numbers

Quadratic Equations, Functions and Inequalities

Exponential and Logarithmic Functions and Applications

Conic Sections

Binomial Expansions, Sequences, and Series

Filters

Exam 11: Online: Transformations, Piecewise-Defined Functions, and Probability

Express the set in interval notation.

Clear parentheses and combine like terms. −2t2+6t−13t2−21t+12- 2 t ^ { 2 } + 6 t - 13 t ^ { 2 } - 21 t + 12−2t2+6t−13t2−21t+12

Evaluate the expression: −122- 12 ^ { 2 }−122

Indicate all the sets to which the number belongs. Real Numbers Irrational Numbers Rational Numbers Integers Whole Numbers Natural Numbers -2.1

Express the set in interval notation.

Show that the number is a rational number by finding a ratio of two integers equal to the number. 6

Show that the number is a rational number by finding a ratio of two integers equal to the number. −0.88- 0.88−0.88

Perform the indicated operation: (−43)⋅125\text { Perform the indicated operation: } \left( - \frac { 4 } { 3 } \right) \cdot \frac { 12 } { 5 } Perform the indicated operation: (−34​)⋅512​

Indicate all the sets to which the number belongs. Real Numbers Irrational Numbers Rational Numbers Integers Whole Numbers Natural Numbers -4

Graph the set and express it in interval notation. {x∣x≤−1}\{ x \mid x \leq - 1 \}{x∣x≤−1}

Add or subtract as indicated: −152+314- \frac { 15 } { 2 } + 3 \frac { 1 } { 4 }−215​+341​

Plot the numbers on the number line. {−412,π,164,−4,0102}\left\{ - 4 \frac { 1 } { 2 } , \pi , \frac { 16 } { 4 } , - \sqrt { 4 } , \frac { 0 } { 102 } \right\}{−421​,π,416​,−4​,1020​}

Find the area of the trapezoid. The measures of the dimensions are given below the figure.

Add or subtract as indicated: 4.5 - (-2.7)

Perform the indicated operation: (−92)÷(38)\left( - \frac { 9 } { 2 } \right) \div \left( \frac { 3 } { 8 } \right)(−29​)÷(83​)

Evaluate the expression: (32)3\left( \frac { 3 } { 2 } \right) ^ { 3 }(23​)3

Graph the set and express it in interval notation. All real numbers greater than -14.

Perform the indicated operation: (−112)(−32)\left( - 1 \frac { 1 } { 2 } \right) \left( - \frac { 3 } { 2 } \right)(−121​)(−23​)

How many terms are in the expression below? 8xy−5y2+24x−168 x y - 5 y ^ { 2 } + 24 x - 168xy−5y2+24x−16

Write the expression as an inequality. The number of hours, h, that Hilda spent on her English project was between 20 and 39.

Linear Equations and Inequalities in One Variable

Linear Equations in Two Variables and Functions

Systems of Linear Equations and Inequalities

Polynomials

Rational Expressions and Rational Equations

Radicals and Complex Numbers

Quadratic Equations, Functions and Inequalities

Exponential and Logarithmic Functions and Applications

Conic Sections

Binomial Expansions, Sequences, and Series

Filters

Clear parentheses and combine like terms. $- 2 t ^ { 2 } + 6 t - 13 t ^ { 2 } - 21 t + 12$

Evaluate the expression: $- 12 ^ { 2 }$

Show that the number is a rational number by finding a ratio of two integers equal to the number. $- 0.88$

$\text { Perform the indicated operation: } \left( - \frac { 4 } { 3 } \right) \cdot \frac { 12 } { 5 }$

Graph the set and express it in interval notation. $\{ x \mid x \leq - 1 \}$

Add or subtract as indicated: $- \frac { 15 } { 2 } + 3 \frac { 1 } { 4 }$

Plot the numbers on the number line. $\left\{ - 4 \frac { 1 } { 2 } , \pi , \frac { 16 } { 4 } , - \sqrt { 4 } , \frac { 0 } { 102 } \right\}$

Perform the indicated operation: $\left( - \frac { 9 } { 2 } \right) \div \left( \frac { 3 } { 8 } \right)$

Evaluate the expression: $\left( \frac { 3 } { 2 } \right) ^ { 3 }$

Perform the indicated operation: $\left( - 1 \frac { 1 } { 2 } \right) \left( - \frac { 3 } { 2 } \right)$

How many terms are in the expression below? $8 x y - 5 y ^ { 2 } + 24 x - 16$