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Qiuyun TMUA Simulation Test Paper 2 · Q6

Paper 2Geometry

If one of the expansions of (2x3+y2)n(2x^3+y^2)^n is tx6y6tx^6y^6, what is the area between the curve y=940txy=\dfrac9{40}tx and the curve y=320tx2y=\dfrac3{20}tx^2?

A11
B33
C278\dfrac{27}8
D154\dfrac{15}4
E338\dfrac{33}8

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