Primitive of (x^2 + 4)^ -1/2 w.r.t x^2 + 2 is equal to :- - Vidyadip

MCQ

Primitive of $(x^2 + 4)^{-1/2}$ $w.r.t$ $x^2 + 2$ is equal to :-

A
$\frac{2}{{\sqrt {{x^2} + 4} }} + C$
B
$\sqrt {{x^2} + 4} +\frac{1}{{\sqrt {{x^2} + 4} }} + C$
✓
$2\sqrt {{x^2} + 4} + C$
D
None

✓

Answer

Correct option: C.

$2\sqrt {{x^2} + 4} + C$

c

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