1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Amiraneli [1.4K]
4 years ago
9

Which of the following is a quadratic function

Mathematics
1 answer:
Yuliya22 [10]4 years ago
4 0

Answer: y = 2x² - 12x + 9

<u>Step-by-step explanation:</u>

Quadratic equation must be in the form:

  • y = ax² + bx + c

The only equation provided that is in this form is:

  • y = 2x² - 12x + 9
You might be interested in
How much water conditioner for 2.5 gallon tank?
vivado [14]
If i'm correct you should add 0.5 mL to your 1 gallon tank, and I would say about 1.25 mL to your 2.5 gallon. It will not be extreme if you end up putting a little more in than you are supposed to. I'm not 100% because i haven't slept so my brain is being slow.
8 0
3 years ago
Whats the área of a square whose perimeter is 48
Roman55 [17]

Answer:

144

<h3>Step-by-step explanation:</h3>

If 48 is the perimeter, then 48 divided by 4 is one of the side lengths.

L x W = Area

12 x 12 = Area

12 x 12 = 144

Area = 144

7 0
3 years ago
Jake sells planter boxes at the local flea market. The table shows the amount of money Jake has paid for different numbers of pl
Mariulka [41]

Answer:

1 is $1.50

8 is $10.50

Step-by-step explanation:

The sequence is +$3.00

8 0
3 years ago
Read 2 more answers
The probability distribution for the number of goals the Lions soccer team makes per game is given below. Number of Goals Probab
steposvetlana [31]

Answer: d. 0.55

Step-by-step explanation:

The given probability distribution:

Number of Goals     0            1            2          3           4

Probability             .05           .15        .35       .30           .15

The probability that in a given game the Lions will score less than 3 goals

= probability that in a given game the Lions will score less than or equal to 2

= 0.5+0.15+0.35

= 0.55

Hence, the correct option is d. 0.55

3 0
3 years ago
A field test for a new exam was given to randomly selected seniors. The exams were graded, and the sample mean and sample standa
Naya [18.7K]
The 90% confidence interval is (70 - 4, 70 + 4). The margin of error is 4%.
4 0
4 years ago
Other questions:
  • amy drove to her mothers house which is 204 miles away if it took her 3 hours what was her average speed
    5·1 answer
  • A boat moves at a rate of 40 mph in Stillwater if the rivers current flow in a rate of 4 mph how long does it take a boat to tra
    11·1 answer
  • Suppose a poll is taken that shows that 765 out of 1500 randomly​ selected, independent people believe the rich should pay more
    12·1 answer
  • HELP ME PLEASEEEEEESS
    9·1 answer
  • An angle whose measure is -302° is in standard position. In which quadrant does the terminal side of the angle fall?
    11·2 answers
  • Solve the simultaneous equations
    5·1 answer
  • For the smart people please help with work too thanks, Determine the slope and y-intercept of each graph. Then, write the equati
    15·1 answer
  • What is the notation for an inverse function?
    10·2 answers
  • Last year, the number of students at RSM increased by 100%. This year, the number of students increased by 150%. What percent of
    11·1 answer
  • What does x equal? Image below
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!