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
marissa [1.9K]
1 year ago
7

Find the solution set. 7x^2-5x-2=0

Mathematics
1 answer:
GenaCL600 [577]1 year ago
7 0

Answer:

x

=

 

−

b

±

√

b

2

−

4

a

c

2

a

, we get that

x

=

−

2

,

0.6

Explanation:

Rearrange the equation so that it becomes:

5

x

2

+

7

x

−

6

=

0

The quadratic formula is:

x

=

−

b

±

√

b

2

−

4

a

c

2

a

In our equation above,

a

=

5

b

=

7

c

=

−

6

Plugging these values into the quadratic equation gives:

x

=

−

7

±

√

7

2

−

4

(

5

)

(

−

6

)

2

(

5

)

x

=

−

7

±

√

49

+

120

10

x

=

−

7

±

√

169

10

x

=

−

7

±

13

10

x

=

−

2

,

0.6

You might be interested in
If x = 4 and y = 7, evaluate the - following expression: 20 +2(3y - 4x)​
Andrei [34K]

Answer:

30

Step-by-step explanation:

20+2(3*7 - 4*4)

20+2(21-16)

20+2*5

20+10

30

8 0
3 years ago
Read 2 more answers
Find the quotient of 1 1/4 and 3 1/2 express your answer in simplest form
natta225 [31]

Answer:

11/14

Step-by-step explanation:

11/4 / 3 1/2

3 1/2= 3*2+1= 6+1=7/2

11/4 * 2/7= 22/28

22/2=11

28/2= 14

11/14

4 0
2 years ago
Read 2 more answers
Joseph walks his dog 4 times a day to make sure he gets enough exercise. If he walks his dog 2/3 of a mile each time he walks hi
charle [14.2K]

Answer:

18 2/3 miles. 4 x 2/3 =8/3 x 7 = 56/3 ÷3 = 18 2/3 miles.

7 0
3 years ago
I need help with a math problem: y x 6 for y = 2/3
STALIN [3.7K]

Answer:

the answer is 4.

Step-by-step explanation:

2×6= 12

12/3=4

3 0
3 years ago
Give the equation of a line that has no x-intercepts no y-intercepts an infinite number of y-intercepts a point that is both the
WITCHER [35]

Answer:

The x-intercept is (-2,0)

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Other questions:
  • Please help if your kind enough, this is due today I’ll mark u as brainliest & rate u 5 stars
    15·1 answer
  • Find the greatest common factor of the following monomials.<br> 25x^5 20x^6
    11·1 answer
  • Help with 4 Multiple-choice
    10·2 answers
  • Lana cuts 2 pieces for every 3 inches from a dowel for a craft project, for a total of 7 pieces. What is the length of the dowel
    6·2 answers
  • A woman is 64 5/12 inches tall and her son is 59 4/9 inches tall. How much taller is the woman?
    9·1 answer
  • There were 3 bands that
    15·2 answers
  • Lucy and Jennie are having a basketball shooting contest. A +1 is scored for every basket made and a -1 is given for each missed
    7·1 answer
  • Choose the correct simplification of (7x3y3)2.<br><br> 14x6y6<br> 49x5y5<br> 49x6y6<br> 14x5y5
    7·2 answers
  • Help a brother out grades go in tomorrow
    11·2 answers
  • I’m on Acellus and I have to combine like terms. I already got 12x but I can’t seem to get the next number. Can anyone help?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!