Quiz 3 absolute value

Solve 5x + 7 > 17.

{x | x > 2}

Which of the following points is a solution of y ≤ -|x| - 1?

(-1, -3)

Which of the following points satisfies the inequality 2x - 3y < 1?

(-2, 1)

Which of the following points is a solution of the inequality y < -|x|?

(1, -2)

Choose the true statement about the graph of x > -3.

open circle on -3 and all numbers to the right shaded

Choose the true statement about the graph of x < 4.

open circle on 4 and all numbers to the left shaded

Which of the following describes the graph of {x | 1 < x < 2}?

open circles on 1 and 2, line segment between

What is the solution set of {x | x < -3} ∩ {x | x > 5}?

the empty set

Using graph paper, solve the following inequality. Then click on the graph until the correct one is displayed. y ≥ |x - 1|

up

Which of the following expressions represents "no more than 5"?

x ≤ 5

Using graph paper, solve the following inequality. Then click on the graph until the correct one is displayed.

y ≤ |x + 2|

Find A ∩ B if A = {3, 6, 9, 12} and B = {2, 4, 6, 8, 10, 12}.

{6, 12}

Solve 3x - 4 ≤ 2 or 2x + 11 ≥ -1.

{all reals}

Solve -x > 8 or -x < 4.

{x | x < -12 or x > -6}

Solve 2x - 8 < 7.

{x | x < 15/2}

Solve < 2.

{x | x < 6/7}

Solve 3(x - 2) < 18.

{x | x < 8}

Solve 3(x + 2) > x.

{x | x > -3}

Which of the following sets is equal to {1, 2, 3, ...}?

{x | x N, x ≥ 1}

Select the correct solution set. x + 17 ≤ -3

{x | x ≤ -20}

Select the correct solution set. -7x ≥ 56

{x | x ≤ -8}

Select the correct solution set. 50 ≥ 15x

{x | x ≤ 10/3}

Which of the following statements says that a number is between -5 and 5?

|x| < 5

Which of the following has a solution set of {x | x = 0}?

(x + 1 ≤ 1) ∩ (x + 1 ≥ 1)

Select the graph of the solution. Click until the correct graph appears. |x| = 1

-1 1

Select the graph of the solution. Click until the correct graph appears.|x| + 1 < 3

-2 2

Select the graph of the solution. Click until the correct graph appears. |x| < 4

-4 4

Select the graph of the solution. Click until the correct graph appears.|x| + 3 > 7

-4 4

Select the graph of the solution. Click until the correct graph appears.|x| > 5

-5 5

Solve |x| + 7 < 4.

0

Which of the following points is a solution of y > |x| + 5?

1, 7

The minimum height for riding on the Super Screaming Spinner at the theme park is 52 inches. Which of the following expressions shows the height to ride?

h ≥ 52

If set D is not the empty set but is a subset of set E, then which of the following is true?

D ∩ E = D

What is the solution set of {x | x < 2} {x | x ≥ 2}?

all real numbers

Choose the true statement about the graph of 3x ≥ 6.

closed circle on 2 and all numbers to the right shaded

Choose the true statement about the graph of x - 1 ≤ 2.

closed circle on 3 and all numbers to the left shaded

Using graph paper, solve the following equation. Then click on the graph until the correct one is displayed.y = -|x|

down