# Trig help please..??

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Trig please help! - Reiny, Monday, February 23, 2009 at 4:27pm LS looks like the sum of cubes sin^6 x + cos^6 x = (sin^2x)^3 + (cos^2x)^3 = (sin^2x+cos^2x)(sin^4x ... - Read more

Hi I need help understanding/solving composite trig functions The example I have involves sin: arcsin(sin(3pi/5)) I know the property of arsin(sin(theata)) = theta IF ... - Read more

## Trig help please..?? resources

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Solving for prinipal Values of Trig Equations May 13, 2011. Solve the following for the principal equations: 3tan^2x-1=0 solving trig ...

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bolt holes, right triangles, circular piece: I will assume the bolt holes are around in a circle. Determin the distance from the center for each hole. For two holes ...

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### Trig help, please! - Penny Arcade

All right, so I have a test on trig identities tomorrow and I'm a bit confused by some equations on the review (lost a page of my notes.) Here's an example of the ...

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1. If the 20 inch (radius) blades of a ceiling fan are rotating at the rate of 4 revolutions per second, what is the linear speed (in ft/min) if the

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How exactly would I figure this out? Angle measurements were taken from two points on direct opposite sides of a tree. One angle of elevation is 35 degrees and the ...

### Trig Identities *PLEASE HELP* (Page 1) / Help Me ! / Math ...

... Trig Identities *PLEASE HELP* ok i added them to post 1. Offline #10 2012-01-22 16:10:08. bobbym Administrator From: Bumpkinland Registered: 2009-04-12 Posts: 81,138.

### homework - Ptolemy Trig/Geometry Help Please - Mathematics ...

For this problem, I need to find a bunch of values for this semicircle, and use the methods of Ptolemy to find a value for sin 18. This is for a low level math ...

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So I need help with this one problem, And I can't ask my math teacher until too late, And my parents don't know anything about trigso Question: The point (5,-12 ...

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Trig Help Please!!! - Reiny, Friday, April 6, 2012 at 12:44am Your given information is of the format SAS , so it requires the cosine law to find c

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Trig help please in Calculus & Beyond Homework is being discussed at Physics Forums

### N-Trig Hardware not detected on your system:Please Help ...

Upgrade to Windows 7 64bit and tried to install the N-Trig software and reciveing the following error N-Trig Hardware not detected on your system c... - 167952

### TRIG SUM FORMULA PROBLEM HELP PLEASE?_ Write the ...

TRIG SUM FORMULA PROBLEM HELP PLEASE? Write the expression in terms of sine only. a) -root3 sinx + cosx. b) sinx + cosx. c) 5(sin2x - cos2x) d) 3sinpix + 3root3 cospix

### please help me verify a trig identity. verify that: cos (x ...

verifying Trig Identity HELP March 21, 2009. can anyone please help me solve ANY of the followingproblems?it would be much appreciated!

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### R help - How to do a trig regression - Nabble

How to do a trig regression. Hello All, I cant seem to do a trig regression in R. The equation is as follows : y = a+b*(sin((2*pi*x/360) - c))^2 a, b, c are coefs ...

### Advanced Math: Trig Identities. Please help., trig identity

trig identity: I assume the problem is 1+ sin(x) = cos²(x)/(1-sin(x)) since this can be proved by knowing that sin²(x) + cos²(x) = 1. That identity can be ...

### Would a trig expert please help? - Bike Forums

Im trying to figure out these stupid inverse functions in trig. I know Soh Cah Toa. And im good with that but now its stuff where instead of being

### Trig Ratios - Trigonometry Help

Trig Ratios . If you are unsure on the concept of trig ratios, please go to trig ratios. In this course, we will be continue working on more examples of trig ratios.

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