Question

please integrate this ​

Answer 1

Step-by-step explanation:

We have,

$\int2x \cos( {x}^{2} - 5 ) dx$

$let \: \: {x}^{2} - 5 = t \\ \implies2xdx = dt$

$\int \cos(t) \: dt$

$= \sin(t) + c$

$= \sin( {x}^{2} - 5) + c$