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
kirill [66]
3 years ago
14

What number must be added to the polynomial to complete the square? x^2 + 7x

Mathematics
1 answer:
Virty [35]3 years ago
7 0
It could be: (x + 7/2)^2 = x^2 + 7x + 49/4
So you should add it by 49/4.
You might be interested in
WILL GIVE BRAINLEST plz help mee
LUCKY_DIMON [66]

Answer:

-2 3/4

Step-by-step explanation:

i gotchu

8 0
3 years ago
Read 2 more answers
Simplify (x - y + 1) - (x + y - 1)
bulgar [2K]
<span>(x - y + 1) - (x + y - 1)

x - y + 1 - x - y + 1

= (x - x) + (y - y) + (1 + 1)

= -2y + 2

In short, Your Answer would be: -2y + 2

Hope this helps!</span>
3 0
3 years ago
Read 2 more answers
When Zack checked his solution, it didn’t work. What was his mistake?
KatRina [158]

Answer:

he whent up and not down and left and not right

Step-by-step explanation:we just is messed up in life

4 0
3 years ago
Read 2 more answers
Andrea deposited 138 dollars into er bank accont.write an expression representing Andrea's bank account.
marin [14]

Answer:

x + 138 = x + 138

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
Three friends were helping to push a car. If all three are pushing equally hard and the net force is 600N, how hard is each one
slavikrds [6]

Answer:

One person is pushing the car in the net force of 200N

Step-by-step explanation:

600 divided by 3 (600 N in total, and 3 person pushing.)

5 0
2 years ago
Other questions:
  • A line passes through the points (1, 4) and (3, –4). Which is the equation of the line?
    15·2 answers
  • What is the solution of the equation 5x – 1 = 45? Round your answer to the nearest ten-thousandth
    9·1 answer
  • Please help! not sure how to start.
    11·1 answer
  • Which equation demonstrates the additive identity property?
    5·1 answer
  • Solve for B: AB + 3C = D
    5·1 answer
  • What is 60% off 30.00
    5·1 answer
  • BRUH HELP
    7·1 answer
  • What's the length of x
    13·1 answer
  • 2a - 1 -4(1)/(3)a + 7 - a. Show Your Work Please
    15·1 answer
  • Using the tree diagram below, what is the probability of getting tails and an even number?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!