perplexus.info :: Just Math : How many roots?

How many roots? (Posted on 2011-07-31)

Prove that the equation
x^4-4*x-1=0
has at most 2 real number solutions.

No Solution Yet Submitted by Ady TZIDON

No Rating

Comments: ( Back to comment list | You must be logged in to post comments.)

reply

| Comment 3 of 6 |

The loan are important for people, which would like to start their career. In fact, that is not really hard to get a term loan.

Posted by LeonEdwina32 on 2011-10-13 08:44:49

Please log in:

Forums (1)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (17)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info