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
Nonamiya [84]
3 years ago
5

Solve the quadratic by taking the square root

Mathematics
1 answer:
Veronika [31]3 years ago
4 0

Answer:

Step-by-step explanation:

-7x²=-448

x²=64

x=±8

You might be interested in
1. Locate a menu for your favorite restaurant and pick three items for yourself and each friend.
ddd [48]

Answer:

Wat the heck?

Step-by-step explanation:

Is this hw cus I feel bad for ya!

6 0
3 years ago
Read 2 more answers
I REALLY NEED HELP PLEASE!
zhuklara [117]

Answer:

The answer to that question is b

Step-by-step explanation:

6 0
2 years ago
Please help I’ll give you points and mark you brainliest
elixir [45]
ANSWER:

i think it’s c
5 0
2 years ago
The rectangle below has an area of x^2-15x+56x square meters and a length of x-7 meters.
Gennadij [26K]
Heya \: \: ! \\ \\ \\ Area \: of \: rectangle \: = Length \: \times Width \\ \\ We \: are \: given \: that \: , \\ \\ Length \: = \: \: ( \: x - 7 \: ) \: metres \\ Area \: \: \: \: \: = \: \: \: ( \: {x}^{2} - 15x + 56 \: ) \: square \: meters \\ \\ Therefore \: \: , \: \\ {x}^{2} - 15x + 56 = ( \: x - 7) \times Width \\ \\ Width = \frac{ ({x}^{2} - 15x + 56 )}{(x - 7)} \\ \\ Width = \frac{(x - 7)(x - 8)}{(x - 7)} \\ \\ \\ Width = ( \: x - 8 \: ) \: \: m \: \: \: \: \: \: \: \: \: Ans.
3 0
3 years ago
Trigonometry, please help thank you
alina1380 [7]

Step-by-step explanation:

<h2>Length of x is 98.2 m</h2><h2 /><h2>Step-by-step explanation:</h2><h2 /><h2>Step 1:</h2><h2 /><h2>Use the trigonometric ratio tan 27° to find the common side of both the right angled triangles.</h2><h2 /><h2>tan 27° = opposite side/adjacent side =</h2><h2 /><h2>opposite side/9</h2><h2 /><h2>Opposite side = 9 tan 27° 9 x 3.27 =</h2><h2 /><h2>-29.46 m</h2><h2 /><h2>Step 2:</h2><h2 /><h2>Use this side and trigonometric ratio cosine to find the value of x.</h2><h2 /><h2>cos 49° = adjacent side/x = -29.46/x</h2><h2 /><h2>x = -29.46/cos 49° -29.46/0.30</h2><h2 /><h2>= 98.2 m (negative value neglected)</h2><h2 /><h2><em><u>Please</u></em><em><u> </u></em><em><u>mark</u></em><em><u> </u></em><em><u> </u></em><em><u>me </u></em><em><u>Brainlist.</u></em></h2>
8 0
3 years ago
Other questions:
  • a tour bus cost $75 plus $6 for each passenger. write and evaluate an expression to find the total cost for 25 passengers. then.
    5·1 answer
  • I REALLY NEED HELP NON THIS
    7·2 answers
  • The liver and esophagus are part of the digestive system. True or False
    12·2 answers
  • An $80.00 coat is marked down 20%. It does not sell, so the shop owner marks it down an additional 15%. What is the new price of
    7·1 answer
  • The number y of cups of flour used to make x loaves of bread is represented by the equation y=3x. Graph the equation. what are t
    7·1 answer
  • Solutions to x^=-11x+4
    12·1 answer
  • The length of a garden is 23 feet. The width of the garden is 14 feet. Which is the correct unit of measurement to use when figu
    11·2 answers
  • La suma de 4 numeros consecutivos es 54 ¿cual es el numero mayor?
    11·1 answer
  • 6- 3x = 5x-10x + 10<br> Solve for x
    11·2 answers
  • 2. A bank charges a $10 fee to open an account. Which of the following equations best represents the total amount in the account
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!