RIOS ARIAS ITZEL MARIELA

GRUPO 422

MATEMATICAS

Dominio(5,∞)                

Rango (-∞,∞)

log₃(x-5)=log₁₀ (x+5)/log₁₀=log(x+3)/.47                     log₃(x+5)=log₁₀(x+5)/log₁₀₃

X	Log₃(x+5)	X	log₃(x-5)
-4.75	-1.28	5.25	-1.28
-4.5	-.30	5.5	-0.64
-4.25	-.26	5.75	-.26
-4	0	6	0
-3	.64	7	0.64
-2	1.01	8	1.01
-1	1.2	9	1.28

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Clase 10 "Funcion Racional con radical".

ejercicio 1.
f(x)= -1 / x+5+3

1) -1/x+5+3 .
a: -1
b: 5
c: 3
m: 1

p(x) = -1
q(x) = x+5
y= -3

No puede tomar la variable "x".
q(x)=0
x+5=0
x=-5

Dominio R-{ -5}
(-inf,-5) u (-5,inf)
Rango R- {3}
Asintota: x=-5
Intervalos               x |  y
                              -6 |  4
(-inf,-5)                 -7 | 3.5
                             -8 | 3.3

                             -4  | 2
(-5,inf)                   -3 |  2.5
                              -2 |   2.67