Varaibles And Patterns

Question 0

dependant variable

Answer 0

one of the two variables in a relationship. its value depends upon or is determined by the other variable, called an independant variable. (y-axis) an example is the cost of trail mix depends on how much you buy which is the independant variable

Question 1

variable

Answer 1

a quantity that can change. letters are often used as symbols to represent variables in rules or equations that describe patterns.

Question 2

independant variable

Answer 2

one kf the two variables in a relationship. its value determines the valueof the other variable which is called a dependant variable. (x-axis) an example is if you organize a bike tour, the number of people who register to go determines the cost for the remaining bikes, which is the dependant variable.

Question 3

income

Answer 3

the amount of money taken in.

Question 4

profit

Answer 4

the amount by which income is greater than expenses. the money taken in after expenses have ben paid.

Question 5

expression

Answer 5

a mathematical phrase contIning numbers, variables, and operation symbols.

Question 6

equation

Answer 6

a rule containing variables ghat represents a mathematical relationship. an example is the formula for finding the area of a rectangle, a=lw

Question 7

coefficient

Answer 7

the numerical factor in any term of an expression. (21n-21 is the coefficient)

Question 8

rate of change

Answer 8

the amount of change in the dependant variable produced by the given change in the independent variable.

Question 9

equivalent expressions

Answer 9

expressions that represent the same quantity when the same number is substituted for the variable in each expression