sin 3 cos 3

動物就得動感十足

1月 5, 2012

張碧文

kuso

Sin and Cos in Surds - Financial Markets and Electoral Systems動物就得動感十足    Sin and Cos expressed in square roots, simplified with rationalised denominators ... The table shows Sin[] and Cos[] in surds, for angles that are integer multiples of 3 or of 5⅝ = 90 /16. The surds are shown in several formats....

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重機！嫵媚！

1月 5, 2012

郭靖萍

kuso

Integrate w/ trig substitution: int sin^3(x) cos^5(x)dx 重機！嫵媚！ [tex]f(x) = \frac{1}{4}sin^{4}x - \frac{1}{3}sin^{6}x + \frac{1}{8}sin^{8}x[/tex] [tex]\rightarrow f\left(\frac{\pi}{4}\right) \approx 0.028645833[/tex] [tex]\rightarrow f\left(\frac{\pi}{3}\right) &...

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這是柯南真人版吧？

1月 5, 2012

葉迎蓮

kuso

Integrate sin^2(x) cos^3(x) by Substitution || Koucha Tutorials - YouTubeKS3 | GCSE | A-Level | Undergraduate | Postgraduate C4 Maths video on integration :) ----- Music by Instrumental SAD: www.youtube.com/watch?v=1m32caGUjno - ----- Methodology: Integrate using the substitution method by taking u = sin(x), and applying the t...

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真正的悲劇......

1月 5, 2012

蔡若藍

kuso

SOLUTION: Evaluate without a calculator: A) sin{ Arctan [(-5/13)]} B)cos{ Arcsin[(-3/4)]} C)Arccos[(真正的悲劇         You can put this solution on YOUR website! Evaluate without a calculator: A) sin{ Arctan [(-5/13)]} arctan(-5/13)is in the 4th quadrant by definition. Sin is negative in the 4th quadrant. Draw a rt. triangle with angle theta, side opposite theta = -5; sid...

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淡定 淡定 ....

1月 5, 2012

謝盼柳

kuso

Derivatives of sin x, cos x, tan x, e^x and ln x | Derivatives of common functions | Khan Academy淡定 淡定      1 、2、3Learn the derivatives of several common functions. ... tan(2x) - cot(2x) = sin(2x)/cos(2x) - (cos(2x)/sin(2x)) Find and use a common denominator: = [sin^2(2x) - cos^2(2x)] / sin(2x)cos(2x) Remember that `cos(2a) = cos^2(a) - sin^2(a)`...

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這些人有夠無聊有夠搞的

1月 5, 2012

張易旋

kuso

Sin & Cos: The Programmer's Pals! - Helixsoft這些人有夠無聊有夠搞的      1 、2、3、4、5、6Sin & Cos: The Programmer's Pals! amarillion@yahoo.com Introduction In this article I shall discuss several game programming techniques, all revolving around a central theme: the sine and cosine functions. This article will explain sine, cosine, vectors, ...

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