Find the derivative of the function g(z)=8z6−2z−4g(z) = 8z^6 - 2z^{-4}g(z)=8z6−2z−4.
48z5+8z−548z^5 + 8z^{-5}48z5+8z−5
48z5−6z−548z^5 - 6z^{-5}48z5−6z−5
14z5−8z−314z^5 - 8z^{-3}14z5−8z−3
48z7+8z−348z^7 + 8z^{-3}48z7+8z−3