
Creating Exponential Equations from Tables
Presentation
•
Mathematics
•
9th - 12th Grade
•
Hard
Joseph Anderson
FREE Resource
3 Slides • 17 Questions
1
Exponential Functions
2
Exponential Functions have a variable in the exponent
Las funciones exponenciales tienen una variable en el exponente.
3
Multiple Choice
Which of the following is an exponential function?
¿Cuál de las siguientes es una función exponencial?
y = x2
f(x) = 3x3
y = x3
f(x) = 3x
I don't know
No sé
4
Exponential Functions
Funciones exponenciales
f(x) = a (b)x
a = initial value or y-intercept
a = valor inicial o intersección con el eje y
b= rate (common ratio, multiplier, base, growth or decay factor)
b= tasa (ratio común, multiplicador, base, factor de crecimiento o decaimiento)
5
Multiple Choice
In an exponential function, what does the 'a' represent?
En una función exponencial, ¿qué representa la 'a'?
Slope
Pendiente
Rate of change
Tasa de cambio
Y-intercept
Intersección en Y
Multiplier
Multiplicador
I don't know
No sé
6
Multiple Choice
What is the initial value in:
¿Cuál es el valor inicial en:
y=4(2)x
4
2
x
I don't know
No sé
7
Multiple Choice
What is the common ratio for the function:
¿Cuál es la razón común de la función?
f(x) = 25 (4)x
25
4
I don't know
No sé
8
Multiple Choice
What type of pattern do exponential functions have?
¿Qué tipo de patrón tienen las funciones exponenciales?
Adds by the same number every time
Suma por el mismo número cada vez
Multiplies by the same number every time
Multiplica por el mismo número cada vez.
Square roots all the inputs
Raíces cuadradas de todas las entradas.
I don't know
No sé
9
Multiple Choice
Does the graph represent an exponential growth or an exponential decay function?
¿La gráfica representa una función de crecimiento exponencial o de caída exponencial?
Exponential Growth
Crecimiento exponencial
Exponential Decay
Decrecimiento exponencial
I don't know
No sé
10
Multiple Choice
What is the y-intercept of the function?
¿Cuál es la intersección y de la función?
I don't know
No sé
11
Multiple Choice
A particular type of cell doubles in number every hour. Which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells?
Un tipo concreto de células duplica su número cada hora. ¿Qué función se puede utilizar para encontrar el número de células presentes al final de h horas si inicialmente hay 4 de estas células?
n=4(21)h
n=4(2)h
n=4+(2)h
n=4+(21)h
I don't know
No sé
12
Multiple Choice
Is the table linear, exponential or neither?
¿La tabla es lineal, exponencial o ninguna de las dos?
Linear
Lineal
Exponential
Exponencial
Neither
Ninguno
I don't know
No sé
13
Multiple Choice
Which type of function is given by the table?
¿Qué tipo de función está dada por la tabla?
Linear
Lineal
Quadratic
Cuadrático
Exponential
Exponencial
I don't know
No sé
14
Multiple Choice
What is a, the initial value, for the function:
¿Cuál es a, el valor inicial, de la función?
f(x) = 300(1.16)x?
I don't know
No sé
15
Multiple Choice
If a table's pattern is that the f(x) values are being divided by 3, what is the common ratio?
Si el patrón de una tabla es que los valores de f(x) se dividen por 3, ¿cuál es la razón común?
I don't know
No sé
16
Multiple Choice
Write the equation of the exponential function for the given table.
Escribe la ecuación de la función exponencial para la tabla dada.
y=3x
y=12(3)x
y=3(4)x
y=4(3)x
I don't know
No sé
17
Multiple Choice
Write the equation of the exponential function for the given table.
Escribe la ecuación de la función exponencial para la tabla dada.
y=2(31)x
y=−2(31)x
y=31(2)x
y=2(−31)x
I don't know
No sé
18
Multiple Choice
Which is correct?
¿Cual es correcta?
I don't know
No sé
19
Poll
How confident do you feel about writing exponential equations?
¿Qué tan seguro te sientes de escribir ecuaciones exponenciales?
I can teach it!
¡Puedo enseñarlo!
I understand most of it.
Entiendo la mayor parte.
I understand some but need help.
Entiendo algo pero necesito ayuda.
I am completely confused.
Estoy completamente confundido
20
Multiple Choice
0.5 or 1/2
2
0.33 or 1/3
I don't know
No sé
Exponential Functions
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