11. A quadratic inequality is an equation in the
form
a. ax + b < 0.
b....
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 22.09.2021 14:00, karenrivera22
11. A quadratic inequality is an equation in the
form
a. ax + b < 0.
b. ax + b>0 where ar0 or with <,>, or < c. ax²+bx+c> 0 where a # 0 or with >, S, 2, or <. d. ax +by+c> 0 where a#0 or with >, S. 2, or <
12. What is the domain of the given quadratic
function y = 4x²?
a. all positive real numbers c. all real
numbers
b. all negative real numbers d. all non-real
numbers
13. Ms. Joy wants to build a garage for her new car where the length is 5 feet longer than the width. The area should be greater than 150 ft. Which is a possible width of the garage? a. 6 ft
b. 8ft c. 10 ft d. 12 ft 14. A car travels a distance of d km in t hours. The formula that relates d to t is d= kt. What kind of
variation is it?
a. Direct b. Inverse c. Joint
Combined
15. Which of the following describes the inverse a. The number of hours to finish a job to the number of men working. b. The area of the wall to the amount of paint used
variation?
to cover it.
c. The time a teacher spends checking papers to
the number of students.
d. The amount of money raises in a concert to the
number of fickets sold.
16. Which of the following equation represents the
situation: the acceleration (a) of a moving object varies directly as the distance (d) it travels and Inversely as the square of the time (1) it travels. a. a= kt/d b. a=kdt c. a=kd/12 d. a=k/dt
17. When x=5, y=10 and when x=2, y = 4. This is an example of
a. Direct Variation c. Inverse Variation b. Joint Variation d. Combined Variation
18. Which is an example of a direct variation? a. xy=5 b. y 2x c. y=3/x d. ½ =x
19.If x is directly proportional to y, and k is the constant of proportionality, the relationship maybe expressed as a. x=ky b. x=k/y c. xy=k d. y=k/x
![answer](/tpl/images/cats/otvet.png)
Answers: 1
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:00, organicmemez
If x = ∛200, which of the following inequalities is true? * 2 < x < 4 3 < x < 5 6 < x < 6.5 4.5 < x < 5.5 5 < x < 6
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:00, a897coleman
One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?
Answers: 3
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00, glowbaby123
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
Answers: 3
Do you know the correct answer?
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 05.01.2021 01:00
![Konu](/tpl/images/cats/mat.png)
Mathematics, 05.01.2021 01:00
![Konu](/tpl/images/cats/mat.png)
Mathematics, 05.01.2021 01:00
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 05.01.2021 01:00
![Konu](/tpl/images/cats/User.png)
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/health.png)
Health, 05.01.2021 01:00