Question

How do you find the indicated derivative of z= 1/√W^2-1

Answer 1

is W^2-1 under the square root?

Answer 2

you there?

Answer 3

yes it is

Answer 4

so it's\[z=\frac{ 1 }{ \sqrt{W^2-1} }\]

Answer 5

yes that is the function

Answer 6

if so, use exponents to rewrite

Answer 7

the apply the chain rule

Answer 8

do i bring the square root to the top

Answer 9

"then"

Answer 10

yes, using exponents

Answer 11

ok

Answer 12

\[z=\left( W^2-1 \right)^{-\frac{ 1 }{ 2 }}\]

Answer 13

got it from here?

Answer 14

yah i do thank you i just need help to how to start it but now i got

Answer 15

awesome!

Answer 16

thanks again

Answer 17

you're welcome!