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15) Trigonometria, funciones trigonometricas Tangente y cotangente, obtener funciones trigonometricasfun

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TRIGONOMETRÍA
FUNCIONES TRIGONOMETRICAS
TIPS.
Seno, siempre es igual a
Coseno, siempre es igual
a
El seno del A es igual al
coseno de B
El Coseno del A es igual
al seno del B
TANGENTE Y COTANGENTE
OBTENER FUNCIONES TRIGONOMÉTRICAS

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sen A
4.
10
4
==
cos A
8.
10
8
==
tan A
5.
8
4
==
cot A
sec A
25.1
8
10
==
csc A
5.2
4
10
==
FUNCIONES RECIPROCAS
Son las que al multiplicarse da uno
2/1 y ½ son reciprocas por que : 2/1 x ½ = 2/2 = 1
a
b
A
b
c
A
a
c
A
b
a
A
c
b
A
c
a
Asen
=
=
=
=
=
=
cot
sec
csc
tan
cos
1(tan)(cot)
1(cos)(sec)
1)(csc)(
====
====
====
ab
ab
ba
ab
a
b
b
a
bc
bc
cb
bc
b
c
c
b
ac
ac
ca
ac
a
c
c
a
sen

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TRIGONOMETRÍA FUNCIONES TRIGONOMETRICAS TIPS. Seno, siempre es igual a Coseno, siempre es igual a El seno del A es igual al coseno de B El Coseno del A es igual al seno del B TANGENTE Y COTANGENTE OBTENER FUNCIONES TRIGONOMÉTRICAS sen A = 4 = .4 10 cos A = 8 = .8 10 tan A = 4 = .5 8 cot A = 8 = .2 4 sec A = 10 = 1.25 8 csc A = 10 = 2.5 4 FUNCIONES RECIPROCAS Son las que al multiplicarse da uno 2/1 y ½ son reciprocas por que : 2/1 x ½ = 2/2 = 1 a c b A cos = c a A tan = b c A csc = a c A sec = b b A cot = a Asen = a c ac ac • = = =1 c a ca ac b c bc bc (cos)(sec) = • = = =1 c b cb bc a b ab ab (tan)(cot) = • = = =1 b a ba ab ( sen)(csc) = A + B = 90.........B = 90 − A b senB = ...........sen (90 − A) = cos A c b cos A = c a cos B = ........... cos(90 − A) = senA c a senA = c b .......... tan( 90 − A) = cot A a b cot A = a cot(90 − A) = tan A sec(90 − A ...
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