Math: Trigonometry vocab

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even function

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51 Terms

1

even function

f(x)=f(-x)

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2

odd function

-f(x)=f(-x)

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3

sum of roots

-b/a

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4

product of roots

c/a

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5

vertical reflection

y=f(-x)

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6

horizontal reflection

y=-f(x)

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7

horizontal stretch

y=f(qx)

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8

vertical stretch

y=pf(x)

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9

horizontal translation

y=f(x-a)

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10

vertical translation

y=f(x)+b

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11

radians formula

degrees * π/180

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12

tan 60

√3

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13

tan 45

1

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14

tan 30

1/√3

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15

tan 0

0

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16

cos 90

0

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17

cos 60

½

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18

cos 45

√2/2

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19

cos 30

√3/2

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20

cos 0

1

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21

sin 90

1

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22

sin 60

√3/2

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23

sin 45

√2/2

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24

sin 30

½

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25

sin 0

0

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26

cotangent

1/tan, A/O

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27

cosecant

1/sin, H/O

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28

secant

1/cos, H/A

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29

formula for radians

degrees x π/180

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30

formula for degrees

radians x 180/π

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31

period

2π/b

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32

amplitude

(max-min)/2

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33

principal axis

(max+min)/2

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34

cosec²θ

1 + cot²θ

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35

sec²θ

1 + tan²θ

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36

sin(-θ)

-sinθ

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37

cos(-θ)

cosθ

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38

sin(π-θ)

sinθ

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39

cos(π-θ)

-cosθ

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40

sin((π/2)-θ)

cosθ

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41

cos((π/2)-θ)

sinθ

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42

vertical asymptote

-d/c

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43

vertical asymptote

a if + a, or a/c

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44
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45
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51
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