## Search found 17 matches

Sat Apr 14, 2018 10:48 pm
Forum: Higher Secondary Level
Topic: I need help
Replies: 0
Views: 4389

### I need help

Could someone suggest me websites, forums, books and other materials for IMO preparation!
You may send a $Private-message$ to me.
Sat Apr 14, 2018 10:12 pm
Forum: Secondary Level
Topic: \tan law
Replies: 9
Views: 6463

### Re: \tan law

Hello brother, could you send the working of your result. I mean how you got to such result.
Sun Apr 08, 2018 9:04 am
Forum: Higher Secondary Level
Topic: Resources
Replies: 1
Views: 3900

### Resources

Can someone provide me resources and links for $IMO$ preparation
Sun Apr 08, 2018 8:44 am
Forum: Higher Secondary Level
Topic: A PROBLEM
Replies: 5
Views: 5663

### Re: A PROBLEM

If $x_{1}+x_{2}+x_{3}+x_{4}=0$ and $x_{1}^{2}+x_{2}^{2}+x_{3}^2+x_{4}^{2}=1$ Then what is the biggest value of$x_{1}^{3}+x_{2}^{3}+x_{3}^{3}+x_{4}^{^{3}}.$ Get all three equations in the form $x_{1}+x_{2}+x_{3}=-(x_{4})$ Similarly next, Solve third equation by $a^3+b^3+c^3-3abc$ And in ...
Sat Apr 07, 2018 12:44 pm
Forum: Secondary Level
Topic: Greatest Positive Integer $x$
Replies: 7
Views: 5131

### Re: Greatest Positive Integer $x$

samiul_samin wrote:
Thu Apr 05, 2018 7:26 pm
Mathlomaniac wrote:
Thu Mar 08, 2018 10:34 pm
Greatest possible integer value of X can be 88783 because 23 is repeated 88789 times in 2000!
Why are you saying it is repeated 88789 times?I know it is wrong but how did you get it?Can you explain?
I did a very bad mistake.
Mon Mar 12, 2018 10:34 pm
Forum: Higher Secondary Level
Topic: 3 problems of probability
Replies: 15
Views: 10323

### Re: 3 problems of probability

Answer of first and second would be 11/12
Sun Mar 11, 2018 10:11 pm
Forum: Secondary Level
Topic: Triangle geometry
Replies: 5
Views: 4530

### Re: Triangle geometry

Using ceva's theorem answer came 0.
Sun Mar 11, 2018 10:07 pm
Forum: Higher Secondary Level