All about
flooble

fun stuff

Get a free chatterbox

Free JavaScript

Avatars
perplexus
dot
info
Home
>
Just Math
A Real Number problem (
Posted on 20060816
)
Given that x is a real number, determine all possible solutions of:
√(x1) + √(3x) = x²  4x + 6
See The Solution
Submitted by
K Sengupta
Rating:
4.0000
(2 votes)
Comments: (
Back to comment list
 You must be logged in to post comments.
)
go graphical
 Comment 3 of 9 
The left side is only defined in the range 1 < x < 3
Plotting y vs each side of the equation in that range results in a curve, and the two curves only intersect at (2,2). So the answer is 2.
Not sure how to do it empirically
Posted by
Larry
on 20060816 21:39:45
Please log in:
Login:
Password:
Remember me:
Sign up!

Forgot password
Search:
Search body:
Forums (0)
Newest Problems
Random Problem
FAQ

About This Site
Site Statistics
New Comments (2)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On
Chatterbox:
blackjack
flooble's webmaster puzzle
Copyright © 2002  2020 by
Animus Pactum Consulting
. All rights reserved.
Privacy Information