What is the derivative of $arctan(x)+4e^x$ ?

Question

1760 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-04-30T12:23:22

$1/(1+x^2)+4e^x$

$•color(white)(x)d/dx(arctanx)=1/(1+x^2)" and "d/dx(e^x)=e^x$

$rArrd/dx(arctanx+4e^x)$

$=1/(1+x^2)+4e^x$

What is the derivative of arctan(x)+4e^xarctan(x)+4e^x?