Algebra 1 Common Core Student Edition, Grade 8-9

English

Extrapolation (p. 337) The process of predicting a value

outside the range of known values.

Spanish

Extrapolation (p. 337) Proceso que se usa para predecir

un valor por fuera del ambito de los valores dados.

Factor by grouping (p. 529) A method of factoring that
uses the Distributive Property to remove a common binomial
factor of two pairs of terms.

Factor comun por agrupacion de term inos

(p. 5 29 ) Metodo de factorization que aplica la propiedad

distributiva para sacar un factor comun de dos pares de

terminos en un binomio.

Example The expression

7x(x - 1) + 4(x - 1) can be

factored as (7x + 4)(x - 1).

Formula (p. 110)
among quantities.

An equation that states a relationship Formula (p. 110)

entre cantidades.

Ecuacion que establece una relacibn

Example The formula for the volume V of a

cylinder is V= irr2h, where r is the

radius of the cylinder and h is its

height.

Frequency (p. 732)
interval.

The number of data items in an Frecuencia (p. 732) Numero de datos de un intervalo.

Example In the data set 4, 7, 12, 4, 5, 8 , 11,

2, the frequency of the interval 5-9

is 3.

Frequency table (p. 732) A table that groups a set of data
values into intervals and shows the frequency for each
interval.

Example

Tabla de frecuencias (p. 732) Tabla que agrupa un

conjunto de datos en intervalos y muestra la frecuencia

de cada intervalo.

0-9 5

10-19^8

20-29^4

Function (p. 241) A relation that assigns exactly one value
in the range to each value of the domain.

Funcion (p. 241) La relacion que asigna exactamente un

valor del rango a cada valor del dominio.

Example Earned income is a function of the

number of hours worked. If you

earn $4.50/h, then your income is

expressed by the function

f(h) = 4.5b.

Function notation (p. 269) To write a rule in function

notation, you use the symbol f{x) in place of y.

Notacion de una funcion (p. 269) Para expresar una regia

en notacion de funcion se usa el slmbolo f(x) en lugar dey.

Example f(x) = 3x - 8 is in function

notation.

c

Po w er A lg eb r a.co m Glo ssary^833