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
steposvetlana [31]
3 years ago
14

How do i use the quadratic formula to find solution to 4x^2 + 45x + 24 = 0 using the quadratic formula

Mathematics
1 answer:
Sati [7]3 years ago
5 0

Answer:

-0.56 or -10.67 (rounded to nearest hundredth)

Step-by-step explanation:

quadratic formula is (-b +/- √(b^2 - 4ac))/2a, so

\frac{-45 +/- \sqrt{45^{2}  - 4(4)(24)}}{2(4)}

which equals

\frac{-45 +/- 40.51 (rounded)}{8}

when you simplify this, you should get

-0.56 or -10.67

You might be interested in
What is $35 of $175 please
Karo-lina-s [1.5K]
If your looking for the percent you do 35 × 100, then divide by 175. You should get 20% as your answer.
7 0
3 years ago
Read 2 more answers
How can I learn to round better in math
love history [14]
I have always followed an easy rule: "five or more raises the score". What it means is if the number is 5 or more, it goes to the next whole. Make sense?
3 0
3 years ago
Read 2 more answers
What is the sum of 6x3+8x2-2x+4 and 10x3+x2+11x+9
AleksAgata [21]

Answer:

16x³ + 9x² + 9x + 13

Step-by-step explanation:

Given

6x³ + 8x² - 2x + 4 and 10x³ + x² + 11x + 9

Sum the 2 expressions by adding like terms, that is

= (6x³ + 10x³) + (8x² + x²) + (- 2x + 11x) + (4 + 9)

= 16x³ + 9x² + 9x + 13

4 0
3 years ago
Help,please, thank you!
guapka [62]

Answer:

x=64°

Step-by-step explanation:

x=180-90-26 (angles on a str line)

=64°

6 0
3 years ago
Read 2 more answers
Threeangles of a quadrilateral are equal and its fourth angel is 120° . Find all the angels
lilavasa [31]

Answer:

80°

Step-by-step explanation:

Three angles are equal

Let the equal angle be x

3x+120=360

3x=240

x=240/3

=80

Hence the three angles are 80∘


6 0
3 years ago
Read 2 more answers
Other questions:
  • What is TR to the nearest whole number?<br> TR/65 = tan(44)<br> TR = 65*tan(44)
    8·1 answer
  • Which property is shown in the matrix addition below?
    7·1 answer
  • The weights of 1,000 men in a certain town follow a normal distribution with a mean of 150 pounds and a standard deviation of 15
    7·2 answers
  • Tom goes on holiday to south africa. Tom wants to change £890 into south african rand. He wants to get as many 200 rand notes as
    11·1 answer
  • What is the volume and how is it measured? 3 1/4 ft 3 ft and 3 3/4 ft.​
    14·2 answers
  • Please answer this correctly
    14·2 answers
  • PLEASE HELP ASAP!!! CORRECT ANSWERS ONLY PLEASE!!
    6·1 answer
  • Find the length of segment JK with endpoints J(4, 8) and K(-1, -2). Leave the answer as a radical. Simplify if necessary
    6·1 answer
  • I need this answer ASAP!!!!!!<br> What is 1 + 2?
    11·2 answers
  • The length of this rectangle is 2sqrt19, the width of the rectangle is sqrt19. The value of its perimeter is?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!