Webb8 jan. 2024 · Integrating 1 1 over any surface computes the area of that surface: for a unit sphere, we should end up with 4\pi 4π. Integrating over spheres is much easier in the eponymous spherical coordinates, so let’s define f f in terms of \theta, \phi θ,ϕ: \theta θ ranges from 0 0 to \pi π, representing latitude, and \phi ϕ ranges from 0 0 to 2 ... Webbsin^2(pi/2) Natural Language; Math Input; Extended Keyboard Examples Upload Random. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on …
Solve cos2θcos2phi+sin^2(θ-phi)-sin^2(θ+phi) Microsoft Math …
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How to get norm (magnitude) of a vector the simple way?
WebbI am having some issues calculation a double integral with two variable. my function F= {{sinc^2(X)sinc^2(Y)} *{sin^2(phi)+cos^2(theta)cos^2(phi)}}(sin(theta)). I define X=(pi/2).*sin(theta).*cos(... Skip to content. Toggle Main Navigation. Sign In to Your MathWorks Account; My Account; My Community Profile; Link License; Sign Out; WebbIf cos α + cos β = 3 2 and sin α + sin β = 1 2 and θ is the arithmetic mean of α and β, then sin 2 θ + cos 2 θ is equal to Q. If the pair of lines given by ( x 2 + y 2 ) cos 2 φ = ( x cos φ + y sin φ ) 2 are perpendicular to each other, then φ = Webb2. Now you can see that you are multiplying cos (phi) by itself and sin (phi) by itself. So, cos (phi) * cos (phi) - sin (phi) * sin (phi) = cos^2 (phi) - sin^2 (phi) What's interesting about this trig identity is that you can use it to calculate cos (phi) in terms of cos or sin, by applying the Pythagorean identity. command line office insider