Question

derivative of y = (x^2 + 1)e^x ?

Answer 1

I found this answer e^x(x^2+1) + e^x2x

Answer 2

u are right

Answer 3

my says (x+1)^2e^x

Answer 4

my book..

Answer 5

that's same like yours

Answer 6

it just simplify form by completing quadratic equation:
e^x(x^2+1) + e^x2x
= e^x ( x^2+1+2x)
= e^x (x+1)^2

Answer 7

yeah, now I see, thanks

Answer 8

you're welcome