All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info
Home > Just Math
These problems are mostly math-related. That's not to say that they're all straightforward. You'll still need to flex your noggin to figure them out!
Sub-Categories (All Problem Categories)
> Calculus
Difficulty: 3 of 5 Latest: Symmetric Equations and Expressions
If x, y, z satisfy:

x + y + z = 12,
1/x + 1/y + 1/z = 2, and
x3 + y3 + z3 = -480,

find x2y + xy2 + x2z + xz2 + y2z + yz2.

(No Solution Yet, 4 Comments) Submitted on 2025-03-29 by Danish Ahmed Khan   
Page 78 of 176   << prev next >>    
Difficulty: 3 of 5Factorial Division |
Posted on 2015-12-04 by K Sengupta (No Solution Yet, 0 Comments)
Difficulty: 2 of 5List of pairs |
Posted on 2015-12-04 by Ady TZIDON (No Solution Yet, 3 Comments)
Difficulty: 3 of 5A Math Problem | Rating: 5.00
Posted on 2015-12-03 by broll (Solution Posted, 6 Comments)
Difficulty: 3 of 5lcm and power poser | Rating: 3.00
Posted on 2015-12-02 by K Sengupta (Solution Posted, 1 Comments)
Difficulty: 1 of 5Simple conclusion | Rating: 3.00
Posted on 2015-12-02 by Ady TZIDON (No Solution Yet, 1 Comments)
Difficulty: 3 of 5Get the right product |
Posted on 2015-12-01 by Ady TZIDON (No Solution Yet, 5 Comments)
Difficulty: 3 of 5Increasing sequences |
Posted on 2015-11-30 by Ady TZIDON (Solution Posted, 3 Comments)
Difficulty: 3 of 5Table's peculiarity |
Posted on 2015-11-29 by Ady TZIDON (No Solution Yet, 6 Comments)
Difficulty: 3 of 5Simultaneous Real Satisfaction | Rating: 5.00
Posted on 2015-11-28 by K Sengupta (Solution Posted, 1 Comments)
Difficulty: 3 of 51-2-3 Square Settlement | Rating: 5.00
Posted on 2015-11-27 by K Sengupta (Solution Posted, 3 Comments)
Difficulty: 3 of 5Pair and Power Poser | Rating: 5.00
Posted on 2015-11-26 by K Sengupta (Solution Posted, 1 Comments)
Difficulty: 3 of 5Biggest and smallest |
Posted on 2015-11-24 by Ady TZIDON (Solution Posted, 2 Comments)
Difficulty: 3 of 5Complex Number and Power Puzzle | Rating: 5.00
Posted on 2015-11-23 by K Sengupta (Solution Posted, 1 Comments)
Difficulty: 3 of 5Positive Integer Value Poser | Rating: 5.00
Posted on 2015-11-22 by K Sengupta (Solution Posted, 1 Comments)
Difficulty: 3 of 5Quadratic and Quartic Query 2 |
Posted on 2015-11-20 by K Sengupta (No Solution Yet, 0 Comments)
 Please log in:
Login:
Password:
Remember me:
Sign up! | Forgot password


Search:
Search body:
Forums (2)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (5)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:

blackjack

flooble's webmaster puzzle

Copyright © 2002 - 2025 by Animus Pactum Consulting. All rights reserved. Privacy Information