Trigononetric identities Flashcards
1
Q
Sin^2+cos^2
A
1
2
Q
1-cos^2
A
Sin^2
3
Q
1-sin^2
A
Cos^2
4
Q
Tan^2 +1
A
Sec^2x
5
Q
Sec^2-1
A
Tan^2
6
Q
1+ cot^2x
A
Csc^2x
7
Q
Sec^2 -tan^2
A
1
8
Q
Csc^2 - 1
A
Cot^2
9
Q
Csc^2 -cot^2
A
1
10
Q
Sin-x
A
-sinx
11
Q
Csc-x
A
-cscx
12
Q
Cos-x
A
Cosx
13
Q
Sec-x
A
Secx
14
Q
Tan-x
A
-tanx
15
Q
Cot-x
A
-cot
