Integral Calculus & Area · NDA previous year questions

2009 2 questions

1. Q402009 · 30 Aug 2009

   What is the value of $k$ if the area bounded by the curve $y=\sin kx$, $y=0$, $x=\pi /k$, $x=\pi /(3k)$ is 3 square units ?

   1. A.$1/2$
   2. B.1
   3. C.$3/2$
   4. D.2
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   Answer: A

2. Q1162009 · 30 Aug 2009

   What is the area bounded by the curve $y=4x-x^2-3$ and the $x$-axis ?

   1. A.$2/3\text{ square units}$
   2. B.$4/3\text{ square units}$
   3. C.$5/3\text{ square units}$
   4. D.$4/5\text{ square units}$
   Show answer

   Answer: B