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

यदि क्षेत्र \(\left\{(x, y):\left|4-x^2\right| \leq y \leq x^2, y \leq 4, x \geq 0\right\}\)
का क्षेत्रफल \(\left(\frac{80 \sqrt{2}}{\alpha}-\beta\right)\), जहाँ \(\boldsymbol{\alpha}, \boldsymbol{\beta} \in \mathbf{N}\), है, तो \(\alpha+\beta\) = ___

  1. A 21
  2. B 23
  3. C 22
  4. D 24
Verified Solution

Answer & Solution

Correct Answer

(C) 22

Step-by-step Solution

Detailed explanation

\(\mathrm{A}=\int_0^4 \sqrt{4+\mathrm{y}} \mathrm{dy}-\int_0^2 \sqrt{4-\mathrm{y}} \mathrm{dy}-\int_2^4 \sqrt{\mathrm{y}} \mathrm{dy}\)…
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