U1D4 Functions & Quadrantals
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Last updated 2:51 AM on 2/13/23
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16 Terms
1
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Sine
y/r
2
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cosine
x/r
3
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tangent
y/x
4
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cosecant
r/y
5
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secant
r/x
6
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cotangent
x/y
7
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Csc(blue)
hyp/opp
8
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Sec(blue)
hyp/adj
9
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cot(blue)
adj/opp
10
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r=__ always
1
11
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0 degrees
(1,0)
12
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90 degrees
(0,1)
13
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180 degrees
(-1,0)
14
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270 degrees
(0,-1)
15
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360
(1,0)
16
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unit circle
radius of 1 & centered at the origin