[Solved] Find the area- Cardioid  

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A general cardioid is given by the following polar equation:

Find the total area enclosed by the Cardioid in terms of a.

PlanckTime - Amin

 
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That one guy that's always on

I am aware that I wrote down the wrong trigonometric identity in the solution, but it still works out (since ∫cos(2θ)dθ = sin(2θ)/2, which would still evaluate to 0 when θ = 0 or 2π, thus not effecting the output.

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Yeah I got the same answer lucas:

PlanckTime - Amin

 
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