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  • Please solve RD Sharma class 12 chapter 20 Areas of Bounded Regions exercise multiple choice question 5 maths textbook solution

Please solve RD Sharma class 12 chapter 20 Areas of Bounded Regions exercise multiple choice question 5 maths textbook solution

Answers (1)

Answer:

 \frac{32}{3}(b)

Hint:

 Find the region between parabola and y - axis

Given:

 x = 4 - y2 and y-axis (x=0)

Explanation:

Area bounded by region

\begin{aligned} &=\int_{-2}^{2}(4-y^{2})dy \\ &=\left [ 4y-\frac{y^{3}}{3} \right ]_{-2}^{2} \\ &=8-\frac{8}{3}+8-\frac{8}{3} \\ &=16-\frac{16}{3} \\ &=\frac{32}{3} \end{aligned}

Posted by

Gurleen Kaur

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