Trig

18 flashcards

Sin0

0 (sin)

Cos0

1 (cos)

Tan0

0 (tan)

Sin(pi/6)

1/2 (sin)

Sin(pi/4)

(Sqrt2)/2 (sin)

Sin(pi/3)

(Sqrt3)/2 (sin)

Sin(pi/2)

1 (sin)

Cos(pi/6)

(Sqrt3)/2 (cos)

Cos(pi/4)

(Sqrt2)/2 (cos)

Cos(pi/3)

1/2 (cos)

Tan(pi/6)

1/(sqrt3) or (sqrt3)/3

Tan(pi/4)

1 (tan)

Tan(pi/3)

Sqrt3 (sqrt3)

Tan(pi/2)

Undefined

arccosx

The angle that when plugged into cos produces x

Derivative of arccos

-1/sqrt(1-x^2)

Derivative of arcsin

1/sqrt(1-x^2)

Derivative of arctan

1/(1+x^2)