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y-x-2-3x-y-2x-find-area-




Question Number 66731 by aditya730222@gmail.com last updated on 19/Aug/19
y=x^2 −3x     y=2x find area
y=x23xy=2xfindarea
Commented by Tony Lin last updated on 19/Aug/19
x^2 −3x=2x  x(x−5)=0  ∫_0 ^5 [2x−(x^2 −3x)]dx  =∫_0 ^5 (−x^2 +5x)dx  =[−(1/3)x^3 +(5/2)x^2 ]_0 ^5   =((125)/6)
x23x=2xx(x5)=005[2x(x23x)]dx=05(x2+5x)dx=[13x3+52x2]05=1256

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