Trigonometric identities Flashcards
(13 cards)
1
Q
tan x = ?
A
Sin x / cos x
2
Q
1 = ?
A
sin^2 + cos^2
OR
sec^2 - tan^2
3
Q
cot x = ?
A
Cos x / sin x
OR
1 / tan x
4
Q
cosec x = ?
A
1 / sin x
5
Q
sec x = ?
A
1 / cos x
6
Q
sin^2 x = ?
A
1 - cos^2 x
7
Q
cos^2 x = ?
A
1 - sin^2 x
8
Q
1 + tan^2 x = ?
A
sec^2
9
Q
sec^2 x - 1 = ?
A
tan^2
10
Q
cos x = ?
A
1 / sec x
11
Q
1 / sin x = ?
A
cosec x
12
Q
1 + cot^2 x = ?
A
cosec^2 x
13
Q
Formula for integrating:
f(ax + b)
A
1 / a x f(ax + b) + c
