Calculus
posted by Lost One .
Find the area of the region bound by f(y) = 9y  y^2 and the yaxis over the interval 3 <= y <= 6.

what's the trouble? pretty straightforward integration
∫[3,6] 9y  y^2 dy
= 9/2 y^2  1/3 y^3 [3,6]
= 117/2
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