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
Zepler [3.9K]
3 years ago
10

Which of the following is a quadratic equation whose roots are 3 and -1?

Mathematics
2 answers:
scZoUnD [109]3 years ago
8 0
Answer:
(x-3)(x+1)
x^2-2x-3
Alex Ar [27]3 years ago
4 0

Answer:

JK up FMyRick they rock TBD Trinity scrump TV TM in

You might be interested in
If 5(3x-7)=20, then what is 6x-8 ?
Colt1911 [192]
First solve for x in the first equation. So you'll have to substitute,
5(3x-7)=20
15x-35=20
Then add 35 to both sides.
15x=55
Divide 55 by 15.
So x = 3.66...
Then plug in 3.7 for x in 6x-8
6(3.7)-8
Its approximately 14.2
3 0
3 years ago
What can you do to get the x alone on the left side of the equation? Fill in the blanks below to show what you would do. Then, s
Phantasy [73]

Answer:

Step-by-step explanation:

Equation: 82.5 + 2x = 338.5

--------------------------------------------------

2x ÷ _2__ = 256 ÷ _2__

x = _128__

7 0
2 years ago
a class of 54 students is divided into equal groups for orientation each group should have at least 7 students but no more than
Dennis_Churaev [7]

2 students more were introducced in the class and each group had 8 people

8 0
3 years ago
There are 32 red or blue marbles in a bag. The number of red marbles is 4 more than 3 times the number of blue marbles. Write an
eimsori [14]

Answer:

# red marbles = 25

# blue marbles = 7

Step-by-step explanation:

r + b = 32

r = 4 + 3b

substitute '4 + 3b' for 'r' in the 1st equation

4 + 3b + b = 32

4 + 4b = 32

4b = 28

b = 7

red = 32 - 7

r = 25

5 0
3 years ago
PLZ HELP!!!!!!!!!!!!!!!!!!
goldfiish [28.3K]

Answer:

Step-by-step explanation:

The answer is C

4 0
3 years ago
Other questions:
  • In which case would it be most appropriate to use feet as a unit of measurement?
    11·2 answers
  • [36÷(-9)+(+10)]÷7-[3+(-2-3).2]+1
    9·1 answer
  • Describe the Glide Reflection from the preimage triangle in Black to the image triangle and red​
    7·1 answer
  • A company paid ​$140 comma 000140,000 for a new​ 18-wheeler. When it is 99 years old it will be worth ​$41 comma 00041,000. Usin
    10·1 answer
  • Write 2 ratios that are equivalent to 3:4 explain how they are equivalent
    14·1 answer
  • The equatorial radius of the planet Jupiter is measured 40 times by a process that is practically free of bias. These measuremen
    14·1 answer
  • Which values are solutions to the inequality -3x-4<2?
    9·2 answers
  • Jimmy wants to draw a 50° angle. Fill in the missing step to make sure his drawing is completed in the correct order:
    5·1 answer
  • A yoga studio offers memberships that cost $20 per month for unlimited classes. The studio
    5·1 answer
  • Fay has a lemonade stand.
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!