AP Pre Calc TEST
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Last updated 5:55 PM on 3/24/25
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20 Terms
1
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1/csc (θ) =
sin (θ)
2
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1/sec (θ) =
cos (θ)
3
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1/cot (θ) =
tan (θ)
4
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1/sin (θ) =
csc (θ)
5
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1/cos (θ) =
sec (θ)
6
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1/tan (θ) =
cot (θ)
7
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sin (θ) / cos (θ) =
tan (θ)
8
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cos (θ) / sin (θ) =
cot (θ)
9
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sin²(θ) + cos²(θ) =
1
10
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1 + tan²(x) =
sec²(x)
11
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1 + cot²(θ) =
csc²(θ)
12
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1 - cos²(θ) =
sin²(θ)
13
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1 - sin²(θ) =
cos²(θ)
14
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sec²(θ) - 1 =
tan²(θ)
15
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sin(α±β)
sinαcosβ±cosαsinβ
16
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cos(α±β)
cosαcosβ∓sinαsinβ
17
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2sinθcosθ
sin(2θ)
18
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2cos²θ-1
cos(2θ)
19
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1-2sin²θ
cos(2θ)
20
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cos²θ-sin²θ
cos(2θ)
Note 
Flashcards (23)