Trig Derivatives

Question 1

y=sinx

Answer 1

dy/dx= cosx

Question 2

y=cosx

Answer 2

dy/dx=-sinx

Question 3

y=tanx

Answer 3

dy/dx=sec^2x

Question 4

y=cscx

Answer 4

dy/dx=-cscxcotx

Question 5

y=secx

Answer 5

dy/dx=secxtanx

Question 6

y=cotx

Answer 6

dy/dx=-csc^2x

Question 7

y=sin^-1x

Answer 7

dy/dx= 1/sqrt 1-x^2

Question 8

y=cos^-1x

Answer 8

dy/dx= -1/sqrt 1-x^2

Question 9

y=tan^-1x

Answer 9

dy/dx= 1/1+x^2