Time le

Evaluate the integral ${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}4\frac{1}{(1x^2{)}^{\frac{3}{2}}}dx.$

Select one:

a$.\frac{x}{\sqrt[\phantom{2}]{1x^2}}$

b$.\frac{x}{\sqrt[\phantom{2}]{1x^2}}C$

c$.4\frac{x}{\sqrt[\phantom{2}]{1x^2}}$

d$.4\frac{x}{\sqrt[\phantom{2}]{1x^2}}C$