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#5151 2014-09-26 12:04:39

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5248 is correct. Awesome!

#5249. Find the value of k for which the given points are collinear: (2,-5), (3,-4) and (9,k).


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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#5152 2014-09-26 13:57:15

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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#5153 2014-09-27 01:03:13

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5249 is correct. Neat job!

#5250. Find the value of k for which the given points are collinear: (k,k), (2,3) and (4,-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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#5154 2014-09-27 06:41:14

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

#5155 2014-09-27 13:28:26

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5250 is perfect. Excellent!

#5251. Find the area of a quadrilateral whose vertices are (6,9), (7,4), (4,2) and (3,7).


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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#5156 2014-09-27 21:28:34

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

#5157 2014-09-27 22:25:00

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5251 is perfect. Brilliant!

#5252. Find the slope of the straight line passing through the points (3,-2) and (7,2).


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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#5158 2014-09-27 22:49:14

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

#5159 2014-09-28 00:59:03

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5252 is correct. Neat job!

#5253. Find the slope of the straight line passing through the points (2,-4) and origin.


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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#5160 2014-09-29 01:30:22

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

#5254. Find the slope of the straight line passing through the points

.


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

#5161 2014-09-29 01:38:17

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

#5162 2014-09-29 11:42:12

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solutions #5253 and #5254 are correct. Exemplary!

#5255. Find the angle of inclination of the line passing through the points (1,2) and (2,3).


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.

Offline

#5163 2014-09-29 14:43:53

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

#5164 2014-09-30 00:38:30

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5255 is correct. Good work!

#5256. Find the angle of inclination of the line passing through the points

and
.


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

#5165 2014-09-30 04:20:40

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

#5166 2014-09-30 09:36:51

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5256 is correct. Neat job!

#5257. Find the angle of inclination of the line passing through the points (a,b) and (-a,-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.

Offline

#5167 2014-09-30 12:38:43

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

#5168 2014-09-30 17:17:43

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5257 is correct. Excellent!

#5258. The side AB of a square ABCD is parallel to x-axis. Find the

(i) slope of AB

(ii) slope of BC

(iii) slope of the diagonal AC.


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

#5169 2014-09-30 20:32:09

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

#5170 2014-10-01 00:08:59

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5258 is perfect. Excellent!

#5259. Find the slope of the line passing through the origin and the midpoint of the line joining the points (0,-4) and (8,0).


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.

Offline

#5171 2014-10-01 02:36:15

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

#5172 2014-10-01 05:21:12

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5259 is perfect (-0.5). Marvelous!

#5260. The side BC of an equilateral triangle ΔABC is parallel to x-axis. Find the slope of AB and the slope of BC.


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

#5173 2014-10-01 06:16:09

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

#5174 2014-10-01 16:51:06

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,955

Re: 10 second questions

Hi bobbym,

The solution #5260 (both parts) are correct. Brilliant!

#5261. Find the slope given the set of points are collinear: (2,3), (3,-1) and (4,-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.

Offline

#5175 2014-10-01 20:32:30

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.

Offline

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