Q. Use as substitution to find:
{Intergration symbol} sin(3 + 2x) . dx
if U = 2x + 3 then du = 2. dx
= 1/2 {Intergration symbol} sin (U) . du
= - cos (U) / 2 + c
= - 1/2 . cos (2x + 3) + c
Not sure the method is correct?
Q. Use as substitution to find:
{Intergration symbol} sin(3 + 2x) . dx
if U = 2x + 3 then du = 2. dx
= 1/2 {Intergration symbol} sin (U) . du
= - cos (U) / 2 + c
= - 1/2 . cos (2x + 3) + c
Not sure the method is correct?