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
Vinil7 [7]
3 years ago
11

Is f(x)=x(4-x)-2 a quadratic function? Explain.

Mathematics
1 answer:
Tanya [424]3 years ago
6 0
It expands to 
4x - x^2 - 2

Yes it is quadratic.
You might be interested in
Which set of pairs represents a function? PLSS HURRY (100 POINTS)
sergey [27]

Answer:

B

Step-by-step explanation

a function has to be on a graph and pass the horizontal line test. if it does not pass it then it will not be a function

3 0
2 years ago
Read 2 more answers
On Tuesday a local hamburger shop sold a combined total of 237 hamburgers and cheeseburgers. The number of cheeseburgers sold wa
AlekseyPX
Answer 79

Method trial and error until 158 cheeseburger and 79 hamburger
7 0
3 years ago
Product is a 12-ounce bottle of generic mouthwash that sells for dollar 39 product B is a 24 ounce bottle of mouthwash that cost
Marizza181 [45]
The 12 ounce bottle is a better buy as the customer spends less per ounce ($0.1158/oz) than the 24 ounce ($0.1163/oz). 
3 0
3 years ago
Read 2 more answers
Is Every integer is a real number?
Montano1993 [528]

Answer:

Yes.

Step-by-step explanation:

7 0
3 years ago
Spencer has a wooden post that is five and three sevenths feet long. He cut two and one half feet off the post. What is the leng
Vaselesa [24]

Answer:

  2 13/14 feet

Step-by-step explanation:

The remaining length is the difference between the starting length and the amount cut off:

  5 3/7 - 2 1/2 = (5 -2) +(3/7 -1/2) = 3 +((3·2-7·1)/(7·2)) = 3 -1/14

  = 2 13/14 . . . feet remaining

_____

<em>Additional comment</em>

Addition and subtraction of fractions can be accomplished using a formula that does not rely on finding a least common denominator. In this case, the denominators have no common factors, so their product is, in fact, the least common denominator.

  \dfrac{a}{b}-\dfrac{c}{d}=\dfrac{ad-bc}{bd}

6 0
2 years ago
Read 2 more answers
Other questions:
  • The cylinder shown has a volume of π in3. Find the volume of a cone with the same base and height as the cylinder
    11·1 answer
  • What is the simplest form of 4/8
    5·2 answers
  • 1. A manufacturer of a printer determines that the mean number of days before a cartridge runs out of ink is 75 days, with a sta
    14·1 answer
  • What percent of 63.8 is 37.8?
    12·1 answer
  • Find the domain of the following function:
    13·1 answer
  • Find the first 5 terms of 6n+2
    6·1 answer
  • Can someone plz help me with the other half of this ? The green question mark part.
    8·2 answers
  • If the solutions of p(x)=0 are -14 and 11, which function could be p?
    11·1 answer
  • Can someone help me with this question please and thank you.
    13·1 answer
  • What is the area of the circle
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!