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#376 2021-03-11 04:18:45
- irspow
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- Registered: 2005-11-24
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Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#377 2021-03-11 16:16:50
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi,
Good attempt!
T#209.
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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#378 2021-03-12 04:41:38
- irspow
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- Registered: 2005-11-24
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Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#379 2021-03-12 16:13:04
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi,
Neat work!
T#210.
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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#380 2021-03-13 04:14:42
- irspow
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- Registered: 2005-11-24
- Posts: 1,055
Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#381 2021-03-13 15:28:26
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi,
Neat work!
T#211.
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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#382 2021-03-14 04:45:59
- irspow
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- Registered: 2005-11-24
- Posts: 1,055
Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#383 2021-03-14 15:12:42
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi,
Excellent!
T#212.
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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#384 2021-03-15 03:46:30
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#385 2021-03-15 15:37:56
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi,
Neat work!
T#213.
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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#386 2021-03-16 03:05:07
- Bob
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- Registered: 2010-06-20
- Posts: 10,627
Re: Trigonometry
hi,
Thought I'd have a go at one of these:
Bob
Children are not defined by school ...........The Fonz
You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei
Sometimes I deliberately make mistakes, just to test you! …………….Bob 
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#387 2021-03-16 03:18:01
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#388 2021-03-16 15:23:57
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
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Re: Trigonometry
Hi Bob and irspow,
Excellent!
T#214.
.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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#389 2021-03-16 23:45:53
- Bob
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- Registered: 2010-06-20
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Re: Trigonometry
Will you accept as an answer?
Bob
Children are not defined by school ...........The Fonz
You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei
Sometimes I deliberately make mistakes, just to test you! …………….Bob
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#390 2021-03-17 00:10:21
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi Bob,
Please check whether it is correct!
T#215.
.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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#391 2021-03-17 03:28:59
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#392 2021-03-17 06:07:53
- Bob
- Administrator
- Registered: 2010-06-20
- Posts: 10,627
Re: Trigonometry
hi ganesh,
Did you see that I added a better second answer which is the same as yours #214. My method was different but arrived at the same final simplification.
Now to try 215
edit
Bob
Children are not defined by school ...........The Fonz
You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei
Sometimes I deliberately make mistakes, just to test you! …………….Bob
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#393 2021-03-17 14:06:47
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi Bob and irspow,
Excellent, Bob and irspow!
T#216.
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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#394 2021-03-18 05:28:33
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#395 2021-03-18 15:08:29
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi,
Neat work!
T#217.
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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#396 2021-03-18 21:18:26
- Bob
- Administrator
- Registered: 2010-06-20
- Posts: 10,627
Re: Trigonometry
re: post 393. I've looked back to my paperwork and I had plus then. Careless typo!
Bob
Children are not defined by school ...........The Fonz
You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei
Sometimes I deliberately make mistakes, just to test you! …………….Bob
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#397 2021-03-19 00:05:38
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi Bob,
Excellent!
T#218.
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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#398 2021-03-19 02:31:35
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#399 2021-03-19 03:30:21
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,428
Re: Trigonometry
Hi irspow,
Neat work!
T#219.
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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#400 2021-03-19 04:53:47
- irspow
- Member
- Registered: 2005-11-24
- Posts: 1,055
Re: Trigonometry
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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