Mathematics, 23.10.2020 01:01 mrsroberts210
16. Which compound inequality and graph represent the following phrase?
all real numbers that are greater than β8 and less than 8 (1 point)
β8 to 8 number line
β8 to 8 number line
β8 < x β€ 8
β8 to 8 number line
β8 to 8 number line
17. What are the solutions of the compound inequality? Graph the solutions.
β6 < 3x β 18 < 6 (1 point)
β6 < x < 6
Choice A
4 < x < 8
Choice B
β12 β€ x β€ β6
Choice C
β3 β€ x < 3
D
18. What are the solutions of the equation? Graph and check the solutions.
|x| + 6 = 4 (1 point)
β8 to 8 number line
x = β6 or x = 6
Choice B
x = β4 or x = 4
Choice C
x = β2 or x = 2
Choice D
19. What are the solutions of the equation? Graph and check the solutions.
Start Fraction Start absolute value p End absolute value over 5 End Fraction plus 1 equals 0
(1 point)
p equals 5 is written above a number line. The number line shows numbers from negative 10 to 10 with a step size of 2. There is a closed circle on the tick mark that represents 5.
p equals negative 5 or 5 is written above a number line. The number line shows numbers from negative 10 to 10 with a step size of 2. There are closed circles on the tick marks that represents negative 5 and 5.
p equals negative 5 is written above the number line. The number line shows numbers from negative 10 to 10 with a step size of 2. There is a closed circle on the tick mark that represents negative 5.
A number line shows numbers from negative 10 to 10 with a step size of 2. The words no solution are written above the number line.
20. What are the solutions of the inequality? Graph the solution.
|5x| β₯ 20 (1 point)
x β₯ β4
Choice A
x β₯ 4
Choice B
x β₯ 4 or x β€ β4
Choice C
x β₯ β4 and x β€ 4
Choice D
21. What are the solutions of the inequality? Graph the solution.
|d β 3| β₯ 2
(1 point)
β20 to 20 number line
β20 to 20 number line
d β€ 1
β20 to 20 number line
β20 to 20 number line
22. Jean is looking through her dresser for a shirt. In one drawer, she has a blue shirt, a purple shirt, and an orange shirt. In another drawer, she has a black shirt, a red shirt, and a purple shirt. Which set represents all the colors of the shirts?
(1 point)
{blue, purple, orange, black, red}
{purple}
{red, red, green, yellow, black}
{blue, purple, purple, orange, black, red}
23. Three boys are comparing their hobbies. Which hobby do all three boys have in common?
Sports activitiesIn the top circle, the word swimming is outside of the overlapping regions.
In the right circle, the word fishing is outside of the overlapping regions.
In the region where all three circles overlap are the words baseball, tennis, and hockey.
In the region where the left and right circles overlap but outside the top circle is the word jogging. (1 point)
{swimming}
{baseball, tennis, hockey}
{jogging, fishing, swimming}
{jogging}
24. Of 375 musicians at a high school, some play only in the jazz band, some play only for the marching band, and some do both. If 250 of them play in the jazz band, and 130 play in both, how many of the musicians are in the marching band? (1 point)
120
130
125
255
25. Let X = {x | x is a whole number between 10 and 20}, Y = { x | x is an odd number}
What is Xβ©Y?
(1 point)
{11, 12, 13, 14, 15, 16, 17, 18, 19, 20}
{12, 14, 16, 18, 20}
{10, 11, 12, 13, 14, 15, 16, 18, 19, 20}
{11, 13, 15, 17, 19}
Answers: 1
16. Which compound inequality and graph represent the following phrase?
all real numbers that are...
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