Derivative of trig functions

Question 1

derivative of sin(y)

Answer 1

cos(x)

Question 1

derivative of cos(y)

Answer 1

-sin(x)

Question 2

derivative of arctan(y)

Answer 2

1/(1+x^2)

Question 3

derivative of arcsin(y)

Answer 3

1/√(1-x^2)

Question 4

derivative of arcsec(y)

Answer 4

1/|x|√(x^2-1)

Question 5

derivative of tan(y)

Answer 5

sec^2(x)

Question 6

derivative of sec(y)

Answer 6

tan(y)sec(y)

Question 7

Derivative of arccos(x)

Answer 7

-1/√(1-x^2)