Area Question 49

Question 49

  1. Find the area bounded by the curves x2+y2=4, x2=2y and x=y.

(1986,5 M)

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Solution:

  1. Given curves are x2+y2=4,x2=2y and x=y.

Thus, the required area

=|224x2dx||20xdx||02x22dx| =2024x2dxx22x3320 =2x24x242sin1x202123 =(2π)53 =13π sq units 



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