Search found 14 matches

Mon Nov 28, 2016 10:03 am
Topic: BdMO National 2013: Higher Secondary 2
Replies: 2
Views: 1055

Re: BdMO National 2013: Higher Secondary 2

How can I solve this problem?
Fri Aug 26, 2011 3:36 pm
Forum: Junior Level
Topic: comparism
Replies: 16
Views: 2525

Re: comparism

Can you explain it broadly,I cannot understand it.
Mon Apr 25, 2011 9:25 am
Forum: Junior Level
Topic: comparism
Replies: 16
Views: 2525

comparism

There is a question.Which one is greater?211facterial.110^211 or something like that.How can i solve it.
Is there any shortcut. Please explain it.
Mon Apr 25, 2011 9:21 am
Forum: Junior Level
Topic: circular triangle
Replies: 2
Views: 1028

circular triangle

A scalane triangle is drawn in a circle.The three points A,B,C are in the circumpherance.If the three sides of the
triangle are 3,4,5.What is the radius of that circle?Explain it.
Fri Apr 22, 2011 6:30 pm
Forum: Junior Level
Topic: equations to solve
Replies: 2
Views: 910

equations to solve

I have heard that quintic[5 powered]equation in some case not solvable.Can you give any example?
Wed Feb 23, 2011 10:53 am
Forum: Algebra
Topic: Fractional index
Replies: 2
Views: 867

Fractional index

There is a theorem that n powered equation have n roots. But this equation: root over x or x^1/2=4 should have 1/2 roots but it have one root , 16. another example is, x^3/2=2^3/2 should have 3/2 roots but it has one root, 2 It creates problem if we factorise this equation like this: x^3-8=0 into [x...
Sun Feb 13, 2011 10:12 pm
Replies: 2
Views: 795

How can I get all the questions of Junior National Math Olympyad ?
Tue Feb 08, 2011 1:17 pm
Replies: 1
Views: 1302

A is the product of seven odd prime numbers. A´B is a perfect even square. What
is the minimum number of prime factors of B?
Fri Feb 04, 2011 4:34 pm
Forum: Algebra
Topic: Cubic equation
Replies: 1
Views: 566

Cubic equation

How can we turn px^3+qx^2+rx+s = 0 into x^3+mx=n