Question

Derivation

Answer 1

\[f(x)= 8\sin(x)e ^{-x}-1\]

Answer 2

It's "Differentiation" by the way :)
Product rule, @annas, you remember it? :D

Answer 3

yeah sorry , i just wanna tell my answer

Answer 4

You have an answer? Awesome, what is it?

Answer 5

\[-e ^{-x}(8sinx - 8cosx)\] i am getting this

Answer 6

Correct :)
Seems like you've got the product rule down ;)

Answer 7

But if you're going to factor stuff out, might as well factor out the 8, too ;)

Answer 8

lol thanks for help its basically part of newton-raphson method so i can factor out nothing

Answer 9

*cannot

Answer 10

Okay :)

Answer 11

thank you for all your help really appreciate it !