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JEE Mains · Maths · STD 12 - 8. Application and integration

यदि वृत्त \((\mathrm{x}-3)^2+\mathrm{y}^2=2\) के बाहर, वक्र \(2 \mathrm{y}^2=3 \mathrm{x}\) तथा रेखाओं \(\mathrm{x}+\mathrm{y}=3, \mathrm{y}=0\) से परिबद्ध क्षेत्र का क्षेत्रफल \(\mathrm{A}\) है, तो \(4(\pi+4 \mathrm{~A})\) बराबर है :

  1. A \(42\)
  2. B \(41\)
  3. C \(43\)
  4. D \(44\)
Verified Solution

Answer & Solution

Correct Answer

(A) \(42\)

Step-by-step Solution

Detailed explanation

\(y^2=\frac{3 x}{2}, x+y=3, y=0\) \(2 y^2=3(3-y)\) \(2 y^2+3 y-9=0\) \(2 y^2-3 y+6 y-9=0\) \((2 y-3)(y+2)=0 ; y=3 / 2\) \(\text { Area }\left[\int_0^{\frac{3}{2}}\left(x_R-x_2\right) d y\right)-A_1\)…
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