Maths Equations Flashcards
1
Q
sec^2A =
A
1+tan^2A
2
Q
cosec^2A =
A
1+cot^2A
3
Q
cosec =
A
1/sinx
4
Q
cotx =
A
1/tanx
5
Q
secx =
A
1/cosx
6
Q
sin2A =
A
2sinAcosA
7
Q
cos2A =
A
cos^2A - sin^2A
OR
2cos^2A - 1
OR
1 - 2sin^2A
OR
(cosA + sinA)(cosA - sinA)
8
Q
tan2A =
A
(2tanA) / (1 - tan^2A)