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#101 2015-03-08 17:15:24

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

Re: Trigonometry

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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#102 2015-03-08 20:49:13

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solution T#29 is perfect. Neat work!

T#30. Evaluate :


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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#103 2015-03-09 17:16:23

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

Re: Trigonometry

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

#104 2015-03-09 19:27:45

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

the solution T#30 is correct. Good work!

T#31. Evaluate :

.


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

#105 2015-03-10 09:49:13

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

Re: Trigonometry

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

#106 2015-03-10 14:08:24

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solution T#31 is perfect. Neat work!

T#32. If sin A = 3/5, find cos A and tan A.

T#33. If cos B = 1/3, find cosec B and cot 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.

Offline

#107 2015-03-10 17:47:43

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

Re: Trigonometry

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

#108 2015-03-11 00:47:59

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solutions T#32 and T#33 are correct. Good work! 

T#34. If cos θ = 8/17, find the value of cot θ.


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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#109 2015-03-11 18:27:27

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

Re: Trigonometry

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

#110 2015-03-11 19:42:34

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solution T#34 is correct. Neat work!

T#35. If

, 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

#111 2015-03-12 00:16:49

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

Re: Trigonometry

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

#112 2015-03-12 14:41:32

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solution T#35 is correct. Neat work!

T#36. In a right triangle ABC right angled at B, if sin A = 3/5, find cosec C.


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

#113 2015-03-13 06:06:54

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

Re: Trigonometry

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

#114 2015-03-13 15:23:14

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

T#37. Given

, 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

#115 2015-03-13 17:07:17

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

Re: Trigonometry

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

#116 2015-03-13 23:58:32

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solution T#37 is correct. brilliant!

T#38. If sin A = 1/3, evaluate cosAcosecA + tanAsecA.


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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#117 2015-03-14 17:49:19

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

Re: Trigonometry

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

#118 2015-03-15 00:35:21

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solution T#38 is perfect. Marvelous!

T#39. If

, find the value of sinAcosA.


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

#119 2015-03-15 19:14:05

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

Re: Trigonometry

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

#120 2015-03-15 23:15:58

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

T#39 (Amended) : If

, find the value of sinAcosA.


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

#121 2015-03-16 13:22:32

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

Re: Trigonometry

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

#122 2015-03-16 14:45:17

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solution T#39 is correct.Neat work!

T#40. If tanA = 1 and tanB = √3, evaluate cosAcosB - sinAsinB.


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

#123 2015-03-16 19:10:00

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

Re: Trigonometry

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

#124 2015-03-17 00:13:39

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,436

Re: Trigonometry

Hi bobbym,

The solution T#40 is perfect. Marvelous!

T#41. If

, evaluate
.


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

#125 2015-03-17 13:52:45

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

Re: Trigonometry

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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