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Arithmetic Course/Non Linear Function/Wave function
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Arithmetic Course
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Non Linear Function
Contents
1
Basic Wave Functions
1.1
Sin
1.2
Cos
1.3
Tan
1.4
Cot
1.5
Sec
1.6
CoSec
Basic Wave Functions
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Sin
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Referring to the diagram at the right, the six trigonometric functions of θ are:
sin
θ
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p
p
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t
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a
h
{\displaystyle \sin \theta ={\frac {\mathrm {opposite} }{\mathrm {hypotenuse} }}={\frac {a}{h}}}
Cos
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cos
θ
=
a
d
j
a
c
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t
h
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b
h
{\displaystyle \cos \theta ={\frac {\mathrm {adjacent} }{\mathrm {hypotenuse} }}={\frac {b}{h}}}
Tan
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tan
θ
=
o
p
p
o
s
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t
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a
d
j
a
c
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t
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a
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{\displaystyle \tan \theta ={\frac {\mathrm {opposite} }{\mathrm {adjacent} }}={\frac {a}{b}}}
Cot
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cot
θ
=
a
d
j
a
c
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n
t
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p
p
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t
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b
a
{\displaystyle \cot \theta ={\frac {\mathrm {adjacent} }{\mathrm {opposite} }}={\frac {b}{a}}}
Sec
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sec
θ
=
h
y
p
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t
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s
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a
d
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a
c
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t
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h
b
{\displaystyle \sec \theta ={\frac {\mathrm {hypotenuse} }{\mathrm {adjacent} }}={\frac {h}{b}}}
CoSec
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csc
θ
=
h
y
p
o
t
e
n
u
s
e
o
p
p
o
s
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t
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h
a
{\displaystyle \csc \theta ={\frac {\mathrm {hypotenuse} }{\mathrm {opposite} }}={\frac {h}{a}}}
