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
Vlad [161]
3 years ago
11

How many solutions per each equation?

Mathematics
1 answer:
Oksi-84 [34.3K]3 years ago
4 0
Assuming y=ax²+bx+c, calculate D = b²-4ac, D<1: no solutions; D=0: 1 solution; D>0: 2 solutions.

1-4*-3*12 = 145, so 2 solutions
36-4*2*5 = -4, no solutions
49-4*-11 = 5, so 2 solutions
64-4*-1*-16 = 0, so 1 solution
You might be interested in
write a word problem that can be solved using multiplication of two digit numbers. solve your word problem and explain the solut
garik1379 [7]
I hope his helps you!

8 0
3 years ago
What’s the missing leg?!
GuDViN [60]

Do you mean the length of the cable?

If so, it would be 13.42ft.

Take the cable as the hypotenuse, and add the squares of 12 and 6 then squareroot them.

6 0
3 years ago
Read 2 more answers
At a large high school 40 percent of the students walk to school, 32 percent of the students have been late to school at least o
ycow [4]

Answer:

  15%

Step-by-step explanation:

37.5% of the 40% of students who walk have been late, so ...

  0.375 · 0.40 = 0.1500 = 15%

of the students in the school both walk and have been late.

The probability that the student selected walks and has been late is 15%.

7 0
3 years ago
If the campers at Camp Grilled Meat prefer hot dogs to hamburgers by a ratio of 4:3, and they need 500 hot dogs, how many hambur
Morgarella [4.7K]

Answer:

375

Step-by-step explanation:500 equals 100% divide by 4 its 125 times 3 equals 375, your welcome

7 0
3 years ago
Read 2 more answers
WILL GIVE BTAINLY Which is the coldest temperature? Explain how you determined this using the number line.
lesantik [10]

Answer:

-3.5 it is negative.

4 0
3 years ago
Other questions:
  • What is the additive inverse of th polynomial -9xy2+6x2y-5x3?
    15·1 answer
  • Samantha is trying to decide which cell phone plan to
    7·1 answer
  • Solve by factoring square roots x^2 -49=0​
    12·1 answer
  • Identify the polynomials y^3y^3
    5·1 answer
  • The United States Census Bureau uses demographic information to set a poverty threshold that is used in to determine how many Am
    12·1 answer
  • Make a the subject of d=g+2ac
    11·1 answer
  • If the surface area of a cube is 390cm squared, then which best describes the length of the side of the cube?
    14·1 answer
  • PLEASSSE get this this circle bs mad wack
    9·2 answers
  • One third the cost of dinner
    14·2 answers
  • A company's stock was selling at
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!