Question

derivative question

Answer 1

Use the quotient rule

Answer 2

i got it i need help with another one

Answer 3

are you familiar with hyperbolic trig functions

Answer 4

is this right?

Answer 5

(u/v)'=(u'v - v'u)/v^2

Answer 6

\[\cosh(x) = \frac{ e^x + x ^{-x} }{ 2 }\]

Answer 7

Last term should be 6coshx