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#4776 2014-05-05 17:18:49

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4833 and #4834 are correct. Marvelous!

#4835.

#4836. If

, then find the value of a and b.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4777 2014-05-05 19:16:46

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

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#4778 2014-05-05 23:50:56

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solution #4835 is perfect. Excellent!

#4837. Simplify:

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4779 2014-05-06 00:26:39

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;

For #4836 I added a and b for some reason.


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4780 2014-05-06 17:44:17

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solution #4837 is correct. Excellent!

#4838.

#4839.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4781 2014-05-06 20:14:27

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4782 2014-05-07 16:53:14

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4838 and #4839 are correct. Fantastic performance!

#4840.

#4841.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4783 2014-05-07 21:25:16

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4784 2014-05-08 16:55:07

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4840 and #4841 are correct. Fantastic performance!

#4842.

#4843.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4785 2014-05-08 21:08:40

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4786 2014-05-09 17:05:33

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4842 and #4843 are correct. Brilliant!

#4844. Find the greatest four digit perfect square number.

#4845. Given

, then what is the value of
?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4787 2014-05-09 20:48:40

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4788 2014-05-10 03:24:57

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4844 and #4845 are correct. Excellent!

#4846. If

, then find the value of
.

#447.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4789 2014-05-10 03:36:29

anonimnystefy
Real Member
From: Harlan's World
Registered: 2011-05-23
Posts: 16,016

Re: 10 second questions

Hi ganesh


“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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#4790 2014-05-10 05:30:40

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4791 2014-05-11 00:33:09

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi anonimnystefy and bobbym,

The solutions #4946 and #4947 are corret. Marvelous, anonimnystefy and bobbym!

#4948. Find the smallest number by which 5808 should be multiplied so that the product becomes a perfect square..

#4949. Find the least by which 1470 must be divided to get a number which is a perfect square.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4792 2014-05-11 02:59:48

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4793 2014-05-11 16:01:10

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4948 and #4949 are correct. Neat job!

#4950. Find the largest four-digit number which is a perfect cube.

#4951. By what least number 675 be multiplied to obtain a number which is a perfect cube?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4794 2014-05-11 18:11:07

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

You have missed the problems #4950 and #4951!

#4952.

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#4795 2014-05-11 19:23:48

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4796 2014-05-12 16:34:54

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4950, #4951 and #4952 are correct. Splendid!

#4953. What is the smallest number to be subtracted from 549162 in order to make it a perfect square?

#4954. What is the smallest number added to 680621 to make the sum a perfect square?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#4797 2014-05-12 20:29:31

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4798 2014-05-13 15:23:56

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4953 and #4954 are correct. Marvelous!

#4955. If

and
, find the value of
.

#4956. If

and
, then find the value of
.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#4799 2014-05-13 19:19:47

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 105,250

Re: 10 second questions

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.

Online

#4800 2014-05-14 16:43:39

ganesh
Moderator
Registered: 2005-06-28
Posts: 21,298

Re: 10 second questions

Hi bobbym,

The solutions #4955 and #4956 are correct. Fantastic!

#4957.

#4958. Find the square root of

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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