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IB 7-8 > Trig > Flashcards

Flashcards in Trig Deck (41)
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1

Sec x

1/cos x

2

Cot x

1/Tan x

3

Tan x

Sin x/cos x

4

Cot x

Cos x/sin x

5

Sin^2 x+ cos^2 x

1

6

1 + cot^2 x

Csc^2x

7

Tan^2 x + 1

Sec^2 x

8

Sin(x+y)

Sinxcoxy+sinycosx

9

Sin(x-y)

Sinxcoxy-sinycosx

10

Cos(x+y)

Cosxcosy-sinxsiny

11

Cos(x-y)

Cosxcosy+sinxsiny

12

Tan(x+y)

Tanx+tany/1-tanxtany

13

Tan(x-y)

Tanx-tany/1+tanxtany

14

Sin2x

2sinxcosx

15

Cos2x

1) cos^2 x - sin^2 x
2) 1- 2sin^2 x
3) 2cos^2 x - 1

16

Tan2x

2tanx/1-tan^2 x

17

Sin (2pi+x)

Sinx

18

Cos(2pi+x)

Cosx

19

Tan(2pi+x)

Tanx

20

Sin(pi-x)

Sinx

21

Cos(pi-x)

-cosx

22

Tan(pi-x)

-tanx

23

Sin(pi+X)

-sinx

24

Cos(pi+x)

-cosx

25

Tan(pi+x)

Tanx

26

Sin(2pi-x)

-sinx

27

Cos(2pi-x)

Cosx

28

Tan(2pi-x)

-tanx

29

Sin(pi/2-x)

Cosx

30

Cos(pi/2-x)

Sinx