Question

Find the derivative of the function. y = (7x2 + 3) ln(x + 1)

Answer 1

use product rule: \[\left(uv\right)'=u'v+uv'\]

Answer 2

\[y' = 14x \cdot \ln(x+1)+{ 7x^2+3 \over x+1}\]

Answer 3

ok still not getting it any more help?
I need to know if it is
-infinity , infinity
or
-2 , infinity
or
-infinity, -2
or
none of them

Answer 4

is there a limit or ... do you need to evaluate at some value of x ?

Answer 5

not sure that why I was thinking none of them? It does not give a limit