Show:
Reciprocal Identities
Quotient/Even&Odd Identities
Pythagorean Identities
Common Factoring Rules
100

(1)/(sin(x))

csc(x)

100

tan(x)

(sin(x))/(cos(x))

100

(sin(x))^2 + (cos(x))^2

1
100

A^2 + 2AB+ B^2

(A+B)(A+B) or (A+B)^2

200

cos(x)

(1)/(sec(x))

200

cot(x)

(cos(x))/(sin(x))

200

1+(tan(x))^2

(sec(x))^2

200

A^2 - 2AB + B^2

(A-B)(A-B) or (A-B)^2

300

tan(x)

(1)/(cot(x))

300

sin(-x)

-sin(x)

300

1+(cot(x))^2

(csc(x))^2

300

A^2 - B^2

(A+B)(A-B)

400

(1)/(cosx)

sec(x)

400

cos(-x)

cos(x)

400

(sin(x))^2

1-(cos(x))^2

400
(A/B) + (C/D)

(AD+BC)/(BD)

500

(1)/(csc(x))

sin(x)

500

tan(-x)

-tan(x)

500

1-(sec(x))^2

-(tan(x))^2

500

The conjugant of A + B

A - B