Inverse Trig

Question 0

Arccos(x)=

Answer 0

-1/{1-x^2}

Question 1

Arcsin(x)=

Answer 1

1/{1-x}

Question 2

Arctan(x)=

Answer 2

1/(x^2+1)

Question 3

Arccot(x)=

Answer 3

-1/(x^2+1)

Question 4

Arcsec(x)=

Answer 4

1/|x|{x^2-1}