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#401 2010-11-21 01:14:32

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi bobbym,

The solution to 835 is perfect. Well done!

#836. Find the slope of the line 2x + 3y + 6 = 0.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#402 2010-11-21 08:21:54

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;


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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#403 2010-11-21 21:54:47

Howardroark
Member
Registered: 2010-10-10
Posts: 382

Re: Oral puzzles


I come from a civilization which has given the world the number 0..

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#404 2010-11-25 00:52:08

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi bobbym and Howardroark,

The soluton to 836 is perfect. Good work!

#837. What is the value of p, given that the lne y/2 = x - p passes through the point (-4,4)?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#405 2010-11-25 08:24:45

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi;


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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#406 2010-11-26 01:19:31

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi bobbym,

Please check your solution 837.

#838. What is the midpoint of the line segment joining the points (7,10), and (5,8)?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#407 2010-11-26 01:28:12

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;

Everything okay I read the point as (4,4) instead of (-4,4) the correct answer is below:


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.

Offline

#408 2010-11-27 00:48:56

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi bobbym,

The solutions to 837 and 838 are perfect. Well done!

#839. Find the quotient when

is divided by x + 1.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#409 2010-11-27 07:01:29

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;


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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#410 2010-11-27 15:46:59

Howardroark
Member
Registered: 2010-10-10
Posts: 382

Re: Oral puzzles

Hi Ganesh,


Last edited by Howardroark (2010-11-27 15:48:32)


I come from a civilization which has given the world the number 0..

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#411 2010-11-28 00:49:35

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi bobbym and Howardroark,

The solution to 839 is perfect! Good work!

#840. If (x - 3) is a factor of x[sup]3[/sup] - 49x + a, then what is the value of a?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#412 2010-11-28 04:11:22

Howardroark
Member
Registered: 2010-10-10
Posts: 382

Re: Oral puzzles

Hi Ganesh,

Last edited by Howardroark (2010-11-28 04:12:25)


I come from a civilization which has given the world the number 0..

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#413 2010-11-28 07:31:40

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;


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.

Offline

#414 2010-11-29 01:11:58

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi Howardroark and bobbym,

The solution to 840 is perfect. Good work!

#841. If (x + 2) is a factor of p(x), then what is p(-2)?

#842. What is the Least Common Multiple of x[sup]2[/sup] - 9 and x[sup]2[/sup] + 5x + 6?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#415 2010-11-29 09:11:31

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;


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.

Offline

#416 2010-11-30 00:41:01

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi bobbym,

The solution to 842 is perfect. Smart work!

#843. The Greatest Common Divisor of 2x[sup]2[/sup] - x - 1 and 4x[sup]2[/sup] + 8x + 3 is _______________.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#417 2010-11-30 01:26:39

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;


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.

Offline

#418 2010-11-30 02:01:46

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi bobbym,

The solution to 843 is correct. Good job!

#844. What is the length of the altitude of an equilateral triangle of side 8 cm?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

Offline

#419 2010-11-30 02:06:41

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi


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.

Offline

#420 2010-12-01 00:47:50

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi bobbym,

The solution to 844 is correct. Good work!

#845. Find the point that meets the two lines x + y = 3 and x - y = 1.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#421 2010-12-01 00:51:23

Howardroark
Member
Registered: 2010-10-10
Posts: 382

Re: Oral puzzles

Hi Ganesh,


I come from a civilization which has given the world the number 0..

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#422 2010-12-01 00:53:08

Howardroark
Member
Registered: 2010-10-10
Posts: 382

Re: Oral puzzles

Hi Ganesh,


Last edited by Howardroark (2010-12-01 00:56:06)


I come from a civilization which has given the world the number 0..

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#423 2010-12-01 01:23:58

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

Hi Howardroark,

The solutions to 841, 844, and 845 are perfect. Brilliant!


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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#424 2010-12-01 01:36:26

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: Oral puzzles

#846. What is the value of

?


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

Offline

#425 2010-12-01 06:22:18

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Oral puzzles

Hi ganesh;


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.

Offline

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