Sec/cosec/cot Flashcards
1
Q
Sec^2x=?
A
=tan^2x+1
2
Q
Cosec^2x=?
A
=cot^2x + 1
3
Q
Cotx= ?
A
1/tanx
cosx/sinx
4
Q
Sin2x =
A
2SinxCosX
5
Q
Cos2X= ?
A
=cos^2X-Sin^2X
=1-2sin^2X
=2cos^2X-1
6
Q
tan2X=?
A
tan2X / 1-tan^2X
7
Q
Sin differentiates to?
A
=cos
8
Q
Cos differentiates to?
A
= -sin
