trig identities Flashcards
1
Q
reciprocal
sin(x)=
A
1÷csc(x)
2
Q
reciprocal
cos(x)=
A
1÷sec(x)
3
Q
reciprocal
tan(x)=
A
1÷cot(x)
4
Q
reciprocal
csc(x)=
A
1÷sin(x)
5
Q
reciprocal
sec(x)=
A
1÷cos(x)
6
Q
reciprocal
cot(x)=
A
1÷tan(x)
7
Q
quotient
tan(x)=
A
sin(x)÷cos(x)
8
Q
quotient
sin(x)÷cos(x)=
A
tan(x)
9
Q
quotient
tan(x)=
A
1÷tan(x)
10
Q
quotient
cot(x)=
A
cos(x)÷sin(x)
11
Q
quotient
cos(x)÷sin(x)=
A
cot(x)
12
Q
Pythagorean
cos^2(x) + sin^2(x)=
A
1
13
Q
Pythagorean
cos^2(x)=
A
1-sin^2(x)
14
Q
Pythagorean
sin^2(x)=
A
1-cos^2(x)
15
Q
Pythagorean
1+tan^2(x)=
A
sec^2(x)
