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Mathematics
Calculus
Find the area enclosed by r = θ, and the interval [0, 2π]
on the x-axis.
1 answer
A = ∫[0,2π] 1/2 r^2 dθ = ∫[0,2π] 1/2 r^2 dθ = ∫[0,2π] 1/2 θ^2 dθ
= 1/6 θ^3 [0,2π] = 4/3 π^3
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