Последние добавленные видео:
sin-phi
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8 years ago
667 8 years ago 2:37finding sin, cos, & tan of phi using the 3 trig definitions after labeling sides
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9 years ago
209474 9 years ago 4:30Learn how to find the sine of 5 pi over 4 without a calculator
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3 years ago
1929026 3 years ago 9:15Where do Sin, Cos and Tan Actually Come From - Origins of Trigonometry - Part 1
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8 months ago
1116 8 months ago 1:26Finding the Limit of sin(pi/x) as x Approaches 0: A Graphical Approach
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4 years ago
234 4 years ago 4:30Prove the following identities: `(cosphi)/(1+sinphi)+(1+sinphi)/(cos phi)=2secphi`
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5 months ago
33 5 months ago 5:09Find second order mag.surface x=u cos phi,y=u sin phi,z=f(u), u, phi parameters.M.Sc.DG22.H R BHAGAT
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6 years ago
1738 6 years ago 3:36`5sinx-12cosx=-13sin3x, if sinphi=12/13`, then `(a)sin(2x-phi/2)=0 (b)sin(x+phi/2)=0 (c)cos(...
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1 year ago
235 1 year ago 3:20If x=a sec theta sin phi y=b sec theta cos phi z=c tan theta: Trigonometric Identities
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4 years ago
552 4 years ago 11:45Why Power Factor is cos(phi) and not sin(phi) or any other angles? | Tamil | EE
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Streamed 6 years ago
107 Streamed 6 years ago 5:51My solution to Black pen red pen's sin phi = sqrt(-1)
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4 years ago
153 4 years ago 1:09if sin phi - cos phi = 0 then the value of sin⁴ phi + cos ⁴phi + tan ²phi is
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5 years ago
111 5 years ago 7:21If cosA+i.sinA=cos(θ+i.phi),prove that sin^2θ=+-sinA sinh^2(phi)=sinA
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2 years ago
41 2 years ago 9:42If \( \sin \theta+\sin \phi=a \) and \( \cos \theta+\cos \phi=b \), find the value of \( \tan \f...
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2 years ago
73 2 years ago 3:04If x = cos theta + i sin theta, y = cos phi + i sin phi z = cosPsi + i sin Psi and (y)/( z) + (...
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6 years ago
354 6 years ago 3:20`int_0^(pi/2)sqrt(sinphi)cos^5phidphi`