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NCERT Class XII Mathematics Chapter - - Solutions

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Find the following integrals in Exercises 6 to 20.
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Question : 14 of 271
Marks: +1, -0
∫(1−x)xdx\int(1-x)\sqrt{x}dx
Solution:  
Let I=∫(1−x)xdxI=\int(1-x)\sqrt{x}dx =∫(x1/2−x3/2)dx=\int(x^{1/2}-x^{3/2})dx
=x3/23/2−x5/25/2+C=\frac{x^{3/2}}{3/2}-\frac{x^{5/2}}{5/2}+C =23x3/2−25x5/2+C=\frac{2}{3}x^{3/2}-\frac{2}{5}x^{5/2}+C
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