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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

bobbym
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

bobbym
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

bobbym
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

bobbym
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

anonimnystefy
Real Member
From: Harlan's World
Registered: 2011-05-23
Posts: 16,015

### 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
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

bobbym
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

bobbym
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

bobbym
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online

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

bobbym
From: Bumpkinland
Registered: 2009-04-12
Posts: 103,832

### 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.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.

Offline

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

ganesh
Moderator
Registered: 2005-06-28
Posts: 20,792

### 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.

Online