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
Greeley [361]
3 years ago
12

Determine how many solutions the following equation has using quadratic formula x^2+5x=-8

Mathematics
1 answer:
Katen [24]3 years ago
3 0

Answer:

I will be using differentiation method

Step-by-step explanation:

x^2+5x =-8

2×x ×x^2-1 +5x = -8

2x +5x = -8

7x = -8

divide both sides by the co-efficient of x

7x÷7=-8÷7

x =-1.5

You might be interested in
A tennis ball is in a cylindrical container. The ball has a radius of 5 inches and the cylinder has a height of 8 inches. How mu
Nostrana [21]

Answer:

104.7 in^3

Step-by-step explanation:

Step one:

given data

The ball has a radius of 5 inches and

the cylinder has a height of 8 inches

Step two:

The volume of the cylinder

v= \pi r^2 h

substitute our data

v= 3.142*5^2*8\\\\v=628.4in^3

The volume of the ball

v=4/3 \pi r^3

substitute our data

v= 4/3 *3.142*5^3\\\\v= 523.7 in^3

The space will have a volume of

=628.4-523.7

=104.7 in^3

7 0
3 years ago
If a point is randomly selected from the rectangular area of the graph, what is the probability that it will be in the speckled
bogdanovich [222]

Answer:

b

Step-by-step explanation:

mark me brainiest

7 0
3 years ago
Read 2 more answers
Please help answer !:) <br><br> ( WILL GIVE BRAINLST)
Firlakuza [10]

Answer:

1. False

2. True

3. False

4. False

5. False

6. True

7. True

8. True

6 0
3 years ago
Can some please help me on this page
REY [17]
After you see the image you want to add 30 min which would make it 10:00 then you want to add 15 min. then you add your minutes together and get 45 min. And that would be your answer.

3 0
4 years ago
PLS HELP 16 POINTS AND A BRAINLIEST
Degger [83]

Answer:

no, the first dog is faster

Step-by-step explanation:

the first dog went 5m in 1 second that means he can go 75m in 15 seconds. the other dog went 75m in 15.5 seconds.

5 0
3 years ago
Other questions:
  • 1. Solve for x<br> X - 10 = 15
    10·2 answers
  • Graph the systems of equations.<br><br> {2x+y=8−x+2y=6
    9·2 answers
  • Triangle ABC is similar to triangle CDE. Both are right triangles.
    13·1 answer
  • 1. whats 2/3 plus 1/9<br> 2. 5/7 plus 1/2<br> 3.7/15 plus 2/15
    6·2 answers
  • Mr. Bridges paid $582.40 for a set of four tires for a truck about how much was the cost per tire
    10·1 answer
  • (X+1)^2 is subtracted from 2
    10·2 answers
  • The dot plot below shows 6 data points with a mean of 16.
    10·2 answers
  • You accumulated a balance of $2,300 on your credit card that carries an interest rate of 17%. You can't afford to pay the $2,300
    9·1 answer
  • Given that 3p+2=5(p-2),calculate the value of p
    8·2 answers
  • Equivalent expressions for (m -3 +4n) x (-8)
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!