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
labwork [276]
2 years ago
10

Find the quadratic equation whose roots are -3 and 1​

Mathematics
1 answer:
Dmitrij [34]2 years ago
8 0

Answer:

x²+2x-3=0

According to Vieta's formula:

x²-(Sum of roots)x+(product of roots)=0

Sum of roots=-3+1=-2

Product of roots=-3×1=-3

The equation is x²-(-2)x+(-3)=0

x²+2x-3=0

You might be interested in
At the movie theater child admission is $5.20 and adult admission is $8.40.on Sunday 153 tickets were sold for a total sales of
DerKrebs [107]
Let x be the number of children and t, the number of adults.

 x + y =153
5.2x + 8.4y = 1013.2


Solving those equation will give:

x = 85 tickets sold to the kids ( and 68 tickets for adults)
6 0
3 years ago
Solve for a.
mote1985 [20]

Answer:

lesser x = -4/3

greater x = -1

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
A circus performer walks on a tightrope 25 feet above the ground. The tightrope is supported by two beams and two support cables
miv72 [106K]
The length of the support cable is about 29 feet.

If you sketch out the question, you will see that it will form a right triangle with the cable as the hypotenuse.

Just set up and use the Pythagorean Theorem.

15^2 + 25^2 = c^2
850 = c^2
29.15 = c
5 0
3 years ago
PLSSS HELPPP <br> give me the answers and explain
icang [17]
Y: -4, -2, 0, 2, 4, 6

4 0
3 years ago
Help please first person to answer it right gets Brainliest
mihalych1998 [28]

Answer:

its the first one

Step-by-step explanation:

3 0
3 years ago
Other questions:
  • Casey is deciding which of two landscapers to hire. Each landscaper charges an hourly rate plus a fee for each job.
    14·2 answers
  • N the construction of a new building, a landscape architect determined that he had a plot 810 feet by 35 feet, to be filled to a
    6·1 answer
  • Multiple samples of students were asked four questions , with the sampling variablility of their answers to question 3 being the
    14·1 answer
  • 3. A mobile home secured to the ground qualifies for what kind of loan?
    12·2 answers
  • Find the equation of this line.
    6·1 answer
  • Find the values of a and b that make the second expression equivalent to the first expression. Assume that x &gt; 0 and y ≥ 0.
    6·2 answers
  • Help please, thanks!!!! :)​
    14·1 answer
  • What is 60,000,000,000+800.000,000,000=?
    8·2 answers
  • I will mark you brainliest if you get the correct answer first!!
    10·2 answers
  • If raymond had 50 dogs and gets 80 how many does he have?
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!