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#126 2015-03-17 16:00:18

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solution T#41 is perfect. Brilliant!

T#42. If tanA = 2, 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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#127 2015-03-18 10:21:20

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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#128 2015-03-19 00:56:38

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solution T#42 is perfect. Immaculate!

T#43. In  ΔABC, right angled at B, if

, find the value of sinAcosC + cosAsinC.


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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#129 2015-03-19 17:41:27

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.

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#130 2015-03-21 03:21:10

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbtm,

The solutin T#43 is perfect. Excellent!

T#44. If 

, 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.

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#131 2015-03-21 20:03:34

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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#132 2015-03-21 23:25:55

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solution T#44 is perfect. Good work!

T#45. Given 16 cot A = 12, find

.


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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#133 2015-03-22 17:48:19

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.

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#134 2015-03-22 21:33:41

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

T#46. Given sinA = 2/3, find cotA.


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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#135 2015-03-24 13:44:46

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

#136 2015-03-24 17:17:38

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

the solution T#46 is correct. Good work!

T#47. If sin A = 9/41, compute cos A and tan A.
Express the solutions in fractions.


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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#137 2015-03-25 09:54:45

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

#138 2015-03-25 14:09:07

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solution(s) T#47 is perfect. Neat work!

T#48. Given 15 cot A = 8, find sin A and sec A.


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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#139 2015-03-25 16:43:12

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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#140 2015-03-26 18:20:52

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solution T#48 is correct. Neat work!

Given

. Evaluate :

T#49.

T#50.

.


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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#141 2015-03-27 05:07:04

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

#142 2015-03-27 14:06:54

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solutions T#49 and T#50 are correct. Excellent!

T#51. If

, 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

#143 2015-03-27 17:32:22

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

#144 2015-03-27 23:07:52

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solution T#51 is perfect. Excellent!

T#52. Evaluate :

T#53. 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

#145 2015-03-28 10:14:32

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

#146 2015-03-29 17:56:12

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solution T#52 is correct. Good work!

Find the value of

:

T#54.

T#55.


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

#147 2015-03-30 10:02:36

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

#148 2015-03-30 16:45:40

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solutions T#65 and T#66 are correct. Neat work!

T#67. Find the value of

T#68. Find the value of 'x'.

.


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

#149 2015-03-31 04:08:38

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

#150 2015-03-31 17:17:50

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,305

Re: Trigonometry

Hi bobbym,

The solutions T#67 and T#68 are correct. Excellent!

T#69.

T#70.

.


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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