menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Complete the square 2x^2-206=-20x
asked
Feb 15, 2022
44.1k
views
23
votes
Complete the square
2x^2-206=-20x
Mathematics
high-school
Kientux
asked
by
Kientux
7.6k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
2
Answers
11
votes
Answer: Here ya go! I hope this helps you out!
Remco Eissing
answered
Feb 17, 2022
by
Remco Eissing
7.4k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
9
votes
Answer:
x = - 5 ± 8√2
Explanation:
2x² - 206 = -20x
x² - 103 = -10x
x² + 10x = 103
x² + 2*5x + 5² = 103 + 25
(x + 5)² = 128
√(x + 5)² = √128
x + 5 = ± 8√2
x = - 5 ± 8√2
Mallardz
answered
Feb 21, 2022
by
Mallardz
8.5k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
8.8m
questions
11.4m
answers
Other Questions
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org