Math Is Fun Forum
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#1 2013-10-08 05:54:02
- ArunSH
- Member
- Registered: 2013-10-08
- Posts: 2
Hello everyone!
Hey everyone! My friend shivam got me on this forum. is this the place for intros? Well, i am in high school (12th grade) and I need a lot of help so ill be on here often! Nice to meet you all. And can anyone help me with this?
(1/3≤xy+yz+zx≤ 3) find the range of values for xyz and range of values for x+y+z
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#2 2013-10-08 06:07:18
- bobbym
- bumpkin
- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606
Re: Hello everyone!
Hi ArunSH;
Welcome to the forum.
That is a BMO question. The solution is given here with the method. Please take a look at it.
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
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#3 2013-10-08 06:12:46
- anonimnystefy
- Real Member
- From: Harlan's World
- Registered: 2011-05-23
- Posts: 16,049
Re: Hello everyone!
Hi ArunSH
Welcome to the forum! 
Here lies the reader who will never open this book. He is forever dead.
Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment
The knowledge of some things as a function of age is a delta function.
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#4 2013-10-08 06:15:09
- ArunSH
- Member
- Registered: 2013-10-08
- Posts: 2
Re: Hello everyone!
?? I said Thanks and that stuff.
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#5 2013-10-08 06:21:27
- bobbym
- bumpkin
- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606
Re: Hello everyone!
Hi;
You are welcome.
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
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