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Graphing rational functions

Total questions: 29

Worksheet time: 2hrs 19mins

Name
Class
Date
1.

El dominio de una función racional son...

a)

Todos los reales menos los valores que hacen el denominador negativo

b)

Todos los reales menos los valores que hacen el denominador positivos

c)

Todos los reales menos los valores que anulan el denominador

d)

Todos los reales

2.

La función f(x)=1x−5f\left(x\right)=\frac{1}{x-5}  tiene una asíntota vertical en X= (a)  

3.

La función f(x)=1x−5f\left(x\right)=\frac{1}{x-5}  tiene una asíntota horizontal en Y = (a)  

4.

La función f(x)=1x−4f\left(x\right)=\frac{1}{x-4}  tiene asíntota vertical: 

a)

x=−4x=-4  

b)

y=−4y=-4  

c)

x=4x=4  

d)

y=4y=4  

5.

¿Cuál es la función que pertenece al grafico?

a)

f(x)=2x−1f\left(x\right)=\frac{2}{x-1}

b)

f(x)=2x+1f\left(x\right)=\frac{2}{x}+1

c)

f(x)=−2x−1f\left(x\right)=-\frac{2}{x-1}

6.

Determina cuales de las siguientes funciones son racionales:

a)

f(x)= 10x10^x

b)

f(x)= 15x29x−10\frac{15x^2}{9x-10}

c)

f(x)= x+217x2−14x+2\frac{x+2}{17x^2-14x+2}

d)

f(x)= 12x2+10x−3\frac{1}{2}x^2+10x-3

7.

¿Cuál de los siguientes gráficos corresponde a una función racional?

a)
b)
c)
d)
8.

f(x)=4x+23f\left(x\right)=\frac{4x+2}{3}  


La función f es una función:

a)

Racional

b)

Lineal

c)

Cuadrática

d)

trigonométrica

9.

What are the asymptotes?

( la recta y=1 cuenta como asíntota)

a)
x = -3        y = 1  
b)
x = 3         y = 1
c)
x = -3        y = -1
d)
x = 3         y = -1
10.

What are the asymptotes?( la recta horizontal verde cuenta como asíntota)

a)
x = -1         y = -3
b)
x = 1          y = -3
c)
x = -1         y = 3
d)
x = 1          y = 3
11.

Which of the following represents the graph below?

a)
b)
c)
d)
12.
Divide.
a)
undefined
b)
0
c)
15
d)
-0
13.
What is the horizontal asymptote? 
a)
x = 2
b)
x = 7
c)
y = 2
d)
y = 7
14.

What is an asymptote?

a)

an imaginary line that your function never touches

b)

a part of your function

c)

a point on your graph

d)

a type of fruit

15.
Which asymptote(s) are determined by looking at the denominator?
a)
vertical
b)
horizontal
c)
slant
d)
none
16.

What is the domain and range?

a)

D : (−∞,−3)∪(−3,∞)\left(-\infty,-3\right)\cup\left(-3,\infty\right)
R: (−∞,1)∪(1,∞)\left(-\infty,1\right)\cup\left(1,\infty\right)

b)

D : (−∞,1)∪(1,∞)\left(-\infty,1\right)\cup\left(1,\infty\right)
R: (−∞,−3)∪(−3,∞)\left(-\infty,-3\right)\cup\left(-3,\infty\right)

c)

D : (−∞,3)∪(3,∞)\left(-\infty,3\right)\cup\left(3,\infty\right)
R: undefined

d)

D: (−∞,−1)∪(−1,∞)\left(-\infty,-1\right)\cup\left(-1,\infty\right)
R: (−∞,3)∪(3,∞)\left(-\infty,3\right)\cup\left(3,\infty\right)

17.

What is the domain and range?

a)

D: (−∞,2)∪(2,∞)D:\ \left(-\infty,2\right)\cup\left(2,\infty\right)
R: (−∞,1)∪(1,∞)R:\ \left(-\infty,1\right)\cup\left(1,\infty\right)

b)

D: (−∞,1)∪(1,∞)D:\ \left(-\infty,1\right)\cup\left(1,\infty\right)
R: (−∞,2)∪(2,∞)R:\ \left(-\infty,2\right)\cup\left(2,\infty\right)

c)

nullnull
R: (−∞,12)∪(12,∞)R:\ \left(-\infty,\frac{1}{2}\right)\cup\left(\frac{1}{2},\infty\right)

d)

D: (−∞,−2)∪(−2,∞)D:\ \left(-\infty,-2\right)\cup\left(-2,\infty\right)
R: (−∞,−1)∪(−1,∞)R:\ \left(-\infty,-1\right)\cup\left(-1,\infty\right)

18.

What is the horizontal asymptote?

a)

x = 2

b)

y = 2

c)

x =-2

d)

y=-2

19.
What is the domain and range?
a)
D : All real number x ≠ -3
R: All real number y≠ 1
b)
D : All real number x ≠ 1
R: All real number y≠ -3
c)
D : All real number x ≠ 3
R: All real number y≠ 1
d)
D : All real number x ≠ -1
R: All real number y≠ 3
20.
What are the asymptotes?
a)
x=-1 y = -3
b)
x=1 y = -3
c)
x=-1 y =3
d)
x=1, y=3
21.
Which asymptote(s) are determined by looking at the denominator?
a)
vertical
b)
horizontal
c)
end behavior
d)
none
22.

Which graph represents the function?

f(x)=1x−4+3f\left(x\right)=\frac{1}{x-4}+3  

a)
b)
c)
d)
23.

Describe the transformations from the parent function, f(x) = 1/x.

a)

Shift left 9 units, shift up 2 units

b)

Shift right 9 units, shift up 2 units

c)

Shift right 9 units, shift down 2 units

d)

Shift right 2 units, shift down 9 units

24.

Which is the graph of the rational equation:

a)
b)
c)
d)
25.

Referring to f(x)=  1x\frac{1}{x}  how does f(x) =  1x+3\frac{1}{x+3}  translate?. 

a)

Shifts right 3

b)

Shifts up three

c)

Shifts left three

d)

Shifts down three

26.

Referring to f(x)=  1x\frac{1}{x}  how does f(x) =  1x+3\frac{1}{x}+3  translate?

a)

Shifts right 3 units.

b)

Shifts up 3 units.

c)

Shifts left 3 units.

d)

Shifts down 3 units.

27.

Referring to f(x) =  1x\frac{1}{x}  how does f(x) =   1x−4+1\frac{1}{x-4}+1 Translate. 

a)

Shifts left 4 units and up 1 unit.

b)

Shifts left 4 units and down 1 unit.

c)

Shifts right 4 units and up 1 unit.

d)

Shifts right 4 units and down 1 unit.

28.

Referring to f(x) =  1x\frac{1}{x}  which function shifts down 6 units?

a)

F(x) = 1x−6\frac{1}{x-6}  

b)

F(x) = 1x−6\frac{1}{x}-6  

c)

F(x) = 1x+6\frac{1}{x+6}  

d)

F(x) = 1x+6\frac{1}{x}+6  

29.

What is the equation of the rational function graphed?

a)
b)
c)
d)