Foundations of Math 1

Front

What is a function?

Back

A function is a relation where every input has only ONE output.

Front

Is the relation a function? (x-values: 11, y-values: 2 and 3)

Back

No, because the x-value 11 has two y-values paired with it.

Front

Solve for z: 6z + 3 - 4z = 9

Back

z = 3

Front

Solve for h: 10(h + 1) - 4 = 76

Back

h = 7

Front

Which set of values is a function? (9,5) (10,5) (9,-5) (10,-5) / (3,4) (4,-3) (7,4) (3,8) / (6,-5) (7,-3) (8,-1) (9,1) / (2,-2) (5,9) (5,-7) (1,4)

Back

(6,-5) (7,-3) (8,-1) (9,1)

Front

What is the definition of a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

What is an independent variable?

Back

An independent variable is a variable that represents the input or cause in a function.

Front

What is a dependent variable?

Back

A dependent variable is a variable that represents the output or effect in a function.