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March 13, 2026, 12:16:09 pm
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Author Topic: Specialist Proving Question  (Read 2020 times)  Share 

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wildareal

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Specialist Proving Question
« on: July 16, 2010, 10:42:22 am »
Prove the following

sec(x)tan(x)=cos(x)/1-sin(x)
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Wildareal '11

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brightsky

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Re: Specialist Proving Question
« Reply #1 on: July 16, 2010, 05:36:57 pm »
They don't equal though...
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wildareal

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Re: Specialist Proving Question
« Reply #2 on: July 17, 2010, 02:17:25 pm »
Excellent! That's what I thought, was on a stupid topic test. Thanks.
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Wildareal '11

Year 11:
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brightsky

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Re: Specialist Proving Question
« Reply #3 on: July 17, 2010, 02:50:45 pm »
Closest you can get to the original expression is probably:



:p
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2020 - 2021: Master of Public Health, The University of Sydney
2017 - 2020: Doctor of Medicine, The University of Melbourne
2014 - 2016: Bachelor of Biomedicine, The University of Melbourne
2013 ATAR: 99.95

Currently selling copies of the VCE Chinese Exam Revision Book and UMEP Maths Exam Revision Book, and accepting students for Maths Methods and Specialist Maths Tutoring in 2020!

Yitzi_K

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Re: Specialist Proving Question
« Reply #4 on: July 17, 2010, 07:18:22 pm »
lol I was trying this for like half an hour and couldn't get it, thought I was doing something wrong
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wildareal

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Re: Specialist Proving Question
« Reply #5 on: July 27, 2010, 09:36:37 pm »
Apparently you times cos on both sides?
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Wildareal '11

Year 11:
Methods 3/4

Year 12:
English 3/4 Latin 3/4 Specialist 3/4 Chem 3/4 Uni Maths
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