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Integrals

Question
CBSEENMA12036195

The value of the integral,integral subscript 3 superscript 6 fraction numerator square root of straight x over denominator square root of 9 minus straight x end root plus square root of straight x end fraction dx is

  • 1/2

  • 3/2

  • 2

  • 1

Solution

B.

3/2

straight I space equals space integral subscript 3 superscript 6 fraction numerator square root of straight x over denominator square root of 9 minus straight x end root plus square root of straight x end fraction dx
straight I space equals space integral subscript 3 superscript 6 fraction numerator square root of 9 minus straight x end root over denominator square root of 9 minus straight x end root plus square root of straight x end fraction dx
2 straight I space equals space integral subscript 3 superscript 6 dx space equals space 3
rightwards double arrow straight I space equals space 3 over 2

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