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
Art [367]
3 years ago
10

3x^2+5x-28=0 solve this for me please

Mathematics
1 answer:
jok3333 [9.3K]3 years ago
8 0

Answer:

x= 7/3

x=-4

Step-by-step explanation:

Use the quadratic formula

a= 3, b=5, c=-28

-5± \sqrt{5^2-4*3(-28)}

x= _________________

              2.3

Simplfy

x=\frac{-5+19}{6} \\x=\frac{-5-19}{6}

You might be interested in
What is the measure?
Ivanshal [37]
The answer for this problem: Option C.
5 0
3 years ago
Read 2 more answers
PEF and triangle GHI are similar right triangles.
LekaFEV [45]

Answer: it’s the first 1

Step-by-step explanation:

6 0
2 years ago
What percent of the goal had the 6 grade reached in September?
jeyben [28]

Step-by-step explanation:

4 0
3 years ago
Draw a right triangle with side lengths of 3, 4, and 5 units. Please show a picture.
Arada [10]

Answer:

https://www.google.com/url?sa=i&source=imgres&cd=&ved=2ahUKEwig0N2PrePnAhVLQq0KHQsCAi0QjRx6BAgBEAQ&url=http%3A%2F%2Fmathworld.wolfram.com%2F345Triangle.html&psig=AOvVaw3V2l2h-p2cQ4XBgk2MthwI&ust=1582398823143518

Step-by-step explanation:

click it

7 0
2 years ago
The total number of subsets of {A, B, C} is _____.<br><br> 6<br> 7<br> 8
IRISSAK [1]

Answer:

8

Step-by-step explanation:

The question is on number of subsets

Number of subset is given by 2^n

n=3 in our question, A,B,C

2^n = 2^3 =8

They are; { }, A, B, C, AB, AC, BC, ABC

6 0
3 years ago
Read 2 more answers
Other questions:
  • The park’s main attraction will be the roller coaster Scream Mountain, which will be designed to be fast and fun, but still secu
    9·1 answer
  • Write the equivalent fraction, the reduced fraction, and the decimal equivalent for 45%. Jenny solved this problem and her work
    5·2 answers
  • Please help me <br> Show your work<br> 11 points
    13·2 answers
  • PLEASE PLEASE PLEASE HELP Find the value of the discriminant. Then describe the number and type of roots for the equation.
    7·1 answer
  • Question 3
    9·2 answers
  • If sin (theta) is in quadrant 3 then what is tan (theta)?
    13·1 answer
  • Pls answer correctly dont troll!!
    13·1 answer
  • PLEASE HELP MEEE <br> I will give a crown to the right answer
    13·1 answer
  • What is the measurement?
    10·2 answers
  • A tank contained 1.5 litres more water than a pail. Swee Leng transferred 300 millilitre of water from the pail to the tank. Now
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!