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a
a23(6π-4)
b
a23(4π+3)
c
a23(8π+3)
d
None of these
answer is A.
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Detailed Solution
The curve of yx2+4a2=8a3 is symmetrical about y-axis and cuts it at A(0,2a) . Tangent at A is parallel to x -axis. x -axis is asymptote. This curve mects x2=4 ay Where, x24a=8a3x2+4a2⇒x4+4a2x2−32a4=0⇒x2−4a2x2+8a2=0⇒x=±2a Required area =2∫02a8a3x2+4a2dx−∫02ax24adx=a23(6π−4)