Ask
your own question, for FREE!

Mathematics

OpenStudy (anonymous):

Solve by completing the square: \[3x^2 - 6x - 5 = 0\]

7 years ago
OpenStudy (anonymous):

OK

7 years ago
OpenStudy (anonymous):

\[3x^2-6x=5\] \[x^2-2x=5/3\] \[(x-1)^2=5/3 +1\] \[x-1=\pm \sqrt{(8/3)}\] \[x=1\pm \sqrt{8/3}\]

7 years ago
OpenStudy (anonymous):

you failed to complete the square...

7 years ago
OpenStudy (anonymous):

why?

7 years ago
OpenStudy (anonymous):

completing the square means that you take b/2 and square it to get c...

7 years ago
OpenStudy (anonymous):

I am pretty sure that I did what the question asked

7 years ago
OpenStudy (anonymous):

completing the square is not shown in your work. you moved the 5 to the other side and divided by three. this is not completing the square

7 years ago
OpenStudy (anonymous):

completing the square would start like: \[{-6 \over 2}, -3^2 = 9\]

7 years ago
Can't find your answer?
Make a FREE account and ask your own question, OR you can help others and earn volunteer hours!

Latest Questions

bammbiii5:
The equation of the linear regression line represents the relationship between the number of minutes a person can run, x, and the number of laps a person ca

32 minutes ago
1 Reply
0 Medals

Janhsey:
Which student wrote the correct expression? Tanya Wyatt Xavier Yang

2 hours ago
0 Replies
0 Medals

AllisonKookie:
An architect drew the blueprint for a new office building. He used a scale in which 1 inch represents 7.

7 hours ago
0 Replies
0 Medals

AllisonKookie:
Samuel's Middle School had a Week of Giving charity drive. The table below shows the number of participants per day.

8 hours ago
4 Replies
1 Medal

dacoya5:
High erosion rates in Madagascar are caused primarily by __________.

8 hours ago
1 Reply
0 Medals

Ferredoxin:
Need help on some Adobe Dreamweaver questions: 1. What major tools does Dreamweaver automatically incorporate? 2.

1 hour ago
3 Replies
0 Medals

AllisonKookie:
A shirt originally cost $47.47, but it is on sale for $35.60. What is the percentage decrease of the price of the shirt? If necessary, round to the nearest

9 hours ago
2 Replies
0 Medals

AllisonKookie:
Adele is driving her car near the Tri-State area. She covers a distance of 221.05 miles in 4 hours.

9 hours ago
2 Replies
1 Medal

AllisonKookie:
Bueno Mart has a distribution warehouse in Arizona that services their stores in the southwest part of the country.

9 hours ago
3 Replies
1 Medal