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
antiseptic1488 [7]
2 years ago
14

If using the method of completing the square to solve the quadratic equation x^2-13x+14=0, which number would have to be added t

o "complete the square"?
Mathematics
1 answer:
nevsk [136]2 years ago
7 0

Answer:

169/4

Step-by-step explanation:

Take the coefficient of the x term.  Here it's -13.  Now halve that, obtaining -13/2.  Finally, square this result.  We get 169/4.  This is the desired number.

x^2 - 13x + 169/4 - 169/4 + 14 = 0

You might be interested in
A box contains a $1 bill, a $5 bill, a $10 bill, and a $20 bill. If two bills are selected at random what is the probability tha
pshichka [43]

Answer:

50%

Step-by-step explanation:

Because you can get either 1 and 5 which is 6 or 10 and 1 whoch is 11 but the other two will give you 15+

6 0
3 years ago
Read 2 more answers
Ava surveyed the students in her homeroom about their footwear. She found that 12 students were wearing sneakers, 4 students wer
Lilit [14]
2 students wearing sneakers and 1 student wearing dress shoes
7 0
3 years ago
(21-6)/3 how much money each one will make
wolverine [178]

Answer:

5

answer

answer

answer

answer

3 0
2 years ago
Solve on [0,2pi). Answer in order from smallest to biggest<br> cos x sin x = sin x
Musya8 [376]

Answer:

0, π

Step-by-step explanation:

cos x sin x = sin x

cos x sin x - sin x = 0

sin x (cos x - 1) = 0

sin x = 0, x = 0, π

cos x - 1 = 0

cos x = 1, x = 0

So answers: 0, π

3 0
2 years ago
I need help w this, thanks
Rama09 [41]
60 I believe I hope this helps if it was right :)
3 0
3 years ago
Read 2 more answers
Other questions:
  • Chuck bought new tires for the nerd herd company car that are guaranteed for 42,000 miles. If he drives 11.5 miles each way to w
    9·1 answer
  • Find equations of the spheres with center(1, −1, 6)that touch the following planes.a) xy-planeb) yz-planec) xz-plane
    6·1 answer
  • 7 - 3 = -x + 1 <br><br> Solve for X.
    8·2 answers
  • Find the side of a square whose diagonal is of the given measure. Given = 15 square root 2
    8·2 answers
  • What is 3.75 written in word form
    5·2 answers
  • 34560×23458÷34 <br><br>yo what's the answer
    15·2 answers
  • Subtract using the number line.
    11·2 answers
  • HELP ME PLEASE I CANT DO THIS ANYMORE IVE BEEN 3 hours doing this
    7·2 answers
  • This is part two of the problem
    6·2 answers
  • Find the difference vertically <br> 2⁴⁄₉- 1⅐
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!