trig terms w/o calculus
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Last updated 2:49 AM on 5/28/25
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45 Terms
1
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sinx
1/cscx
2
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cscx
1/sinx
3
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cosx
1/secx
4
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secx
1/cosx
5
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tanx
1/cotx
6
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cotx
1/tanx
7
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tanx
sinx/cosx
8
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cotx
cosx/sinx
9
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sin(x+2πk)
sinx
10
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csc(x+2πk)
cscx
11
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cos(x+2πk)
cosx
12
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sec(x+2πk)
secx
13
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tan(x+πk)
tanx
14
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cot(x+πk)
cotx
15
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sin(π/2-x)
cosx
16
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cos(π/2-x)
sinx
17
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tan(π/2-x)
cotx
18
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cot(π/2-x)
tanx
19
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sec(π/2-x)
cscx
20
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cscx(π/2-x)
secx
21
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sin(-x)
-sinx
22
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csc(-x)
-cscx
23
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cos(-x)
cosx
24
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sec(-x)
secx
25
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tan(-x)
-tanx
26
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cot(-x)
-cotx
27
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sin^2x+cos^2x
1
28
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tan^2x+1
sec^2x
29
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cot^2x+1
csc^2x
30
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sin(ɑ+β)
sinɑcosβ+cosɑsinβ
31
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sin(ɑ-β)
sinɑcosβ-cosɑsinβ
32
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cos(ɑ+β)
cosɑcosβ-sinɑsinβ
33
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cos(ɑ-β)
cosɑcosβ+sinɑsinβ
34
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tan(ɑ+β)
(tanɑ+tanβ)/(1-tanɑtanβ)
35
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tan(ɑ-β)
(tanɑ-tanβ)/(1+tanɑtanβ)
36
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sin(2x)
2sinxcosx
37
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cos(2x)
cos^2x-sin^2x
38
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cos(2x)
1-2sin^2x
39
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cos(2x)
2cos^2x-1
40
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tan(2x)
(2tanx)/(1-tan^2x)
41
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sin(ɑ/2)
±√((1-cosɑ)/2)
42
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cos(ɑ/2)
±√((1+cosɑ)/2)
43
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tan(ɑ/2)
±√((1-cosɑ)/(1+cosɑ))
44
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tan(ɑ/2)
(1-cosɑ)/sinɑ
45
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tan(ɑ/2)
sinɑ/(1+cosɑ)
Note 
Flashcards (74)