InterviewSolution
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InterviewSolution
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Select and write the correct answer from the given alternatives in each of the following sub-questions : `int_(4)^(9) (1)/(sqrt(x))dx=.......`A. 1B. -2C. 2D. -1 |
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Answer» Correct Answer - C Let `I=underset(4)overset(9)int (x)^(-1//2)dx` `=[(x^(1//2))/(1//2)]_(4)^(9)` `=(2x^(1//2))_(4)^(9)` `=2(sqrt(9)-sqrt(4))=2(3-2)=2` Hence, correct answer from the given alternatives is (c). |
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