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int(1)/(sqrt(3+4x))dx=...

`int(1)/(sqrt(3+4x))dx=`

A

`(1)/(2)sqrt(3+4x)+c`

B

`(1)/(2)"log"sqrt(3+4x)+c`

C

`2sqrt(3+4x)+c`

D

`-(1)/(2)sqrt(3+4x)+c`

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FULL MARKS-SAMPLE PAPER 13-PART
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  18. Show that |{:(x,a,a),(a,x,a),(a,a,x):}|=(x+2a)(x-a)^2

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  19. Find the unit vectors perpendicular to each of the vectors veca+vecb" ...

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