Trig Functions

Question 1

tan

Answer 1

sin/cos

Question 2

sec

Answer 2

1/cos

Question 3

cot

Answer 3

cos/sin or 1/tan

Question 4

csc

Answer 4

1/sin

Question 5

sin

Answer 5

cos

Question 6

cos

Answer 6

-sin

Question 7

-sin

Answer 7

-cos

Question 8

-cos

Answer 8

sin

Question 9

d/dx sin

Answer 9

cos

Question 10

d/dx tan

Answer 10

1/cos^2x or sec^2x

Question 11

d/dx cot

Answer 11

-1/sin^2x or -csc^2x

Question 12

d/dx sec

Answer 12

tanxsecx

Question 13

d/dx csc

Answer 13

-cotxcscx

Question 14

d/dx arcsinx

Answer 14

1/sqrt(1+x^2)

Question 15

d/dx arctanx

Answer 15

1/(1+x^2)

Question 16

d/dx arcsecx

Answer 16

1/xsqrt(x^2-1)

Question 17

d/dx arccosx

Answer 17

-1/sqrt(1-x^2)

Question 18

d/dx arccot

Answer 18

-1/1+x^2

Question 19

d/dx arccscx

Answer 19

-1/x(sqrtx^2-1)