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#7326 2017-03-03 16:49:13

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6095 is correct. Neat work, bobbym!

#6096. Without using distance formula, show that the points P(3,2), Q(0,-1), R(-3,-2), and S(0,1) are the vertices of a parallelogram.


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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#7327 2017-03-03 22:12:30

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

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#7328 2017-03-04 15:16:36

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6096 is correct. Neat work, bobbym!

#6097. Find the perimeter of the circular sector obtained by opening out a cone of base radius 5 cm and height 12 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.

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#7329 2017-03-04 17:18:50

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

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#7330 2017-03-04 22:46:53

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6097 is correct. Neat work, bobbym!

#6098. A cone of radius 5 cm and height 12 cm is opened out into a sector of circle. Find the central angle of the sector.


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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#7331 2017-03-05 02:26:36

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

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#7332 2017-03-05 15:02:56

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6098 is correct. Excellent, bobbym!

#6099. A(-2,1), B(2,1), and C(0,4) are the vertices of a triangle ABC. Find the slope of the altitude of AB.


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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#7333 2017-03-05 19:31:38

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

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#7334 2017-03-05 21:18:19

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

Amended problem : #6099. A(-1,2), B(2,1), and C(0,4) are the vertices of a triangle ABC. Find the slope of the altitude of AB.
(Sorry for the inconvenience)


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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#7335 2017-03-06 03:50:45

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

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#7336 2017-03-06 15:28:53

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

#6100. Find the equation of the perpendicular bisector of the line joining the points A(-1,2) and B(3,-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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#7337 2017-03-06 15:44:46

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

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#7338 2017-03-06 21:34:39

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6100 is correct. Neat work, bobbym!

#6101. Find the quotient and remainder when

is divided by (x - 3).


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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#7339 2017-03-07 22:08:09

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

#6102. Find the range and coefficient of range of the following data:
59, 46, 30, 23, 27, 40, 52, 35, 29.


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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#7340 2017-03-07 22:12:36

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,431
Website

Re: 10 second questions

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#7341 2017-03-07 22:31:01

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6102 (two parts) is correct. Neat work, zetafunc!

#6103. Find the range and coefficient of range of the following data:
41.2, 33.7, 29.1, 34.5, 25.7, 24.8, 56.5, 12.5


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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#7342 2017-03-07 22:55:52

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

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#7343 2017-03-08 00:37:58

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6103 (two parts) is correct. Neat work, bobbym!

#6104. Calculate the standard deviation of the first 13 natural numbers.


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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#7344 2017-03-08 20:37:50

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#7345 2017-03-09 15:18:41

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6104 is correct. Neat work, bobbym!

#6105. The greatest common divisor of

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.

Offline

#7346 2017-03-09 18:39:40

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#7347 2017-03-09 21:05:28

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6105 is correct. Good work, bobbym!

#6106. Find the square root 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.

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#7348 2017-03-10 14:41:53

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

#6107. A sector of a circle of radius 12 cm has an angle 120 degrees. It is rolled up so that two bounding radii are joined together to form a cone. Find the volume of the cone.

.


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

#7349 2017-03-10 17:25:08

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

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.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#7350 2017-03-10 22:34:38

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,828

Re: 10 second questions

Hi;

The solution #6107 is correct. Excellent, bobbym!

#6108. If the zeros of the polynomial

are a - b, a, a + b find a and b.


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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