8MA - First Semester Review (all)

Front

What is the domain and range of a graph representing the purchase of dried figs and salted almonds?

Back

Domain (D): { x | 0 < x < 8 } Range (R): { y | 0 < y < 12 }

Front

What type of association is shown between ticket prices and concert attendance?

Back

As the price of tickets increases, the concert attendance decreases (negative association).

Front

What property justifies the step from 2(4x + 8) + 3x = 12 to 11x + 16 = 12?

Back

Subtraction Property of Equality.

Front

Which friend saved the least amount of money per day?

Back

Mai.

Front

What property justifies the first step in solving the inequality 5x - 2 > 3(x - 1)?

Back

Distributive Property.

Front

Define the Domain in a mathematical context.

Back

The set of all possible input values (x-values) for a function.

Front

Define the Range in a mathematical context.

Back

The set of all possible output values (y-values) for a function.

Front

What is the Distributive Property?

Back

a(b + c) = ab + ac; it allows you to multiply a single term by two or more terms inside a set of parentheses.

Front

What is the Addition Property of Equality?

Back

If a = b, then a + c = b + c for any number c.

Front

What is the Subtraction Property of Equality?

Back

If a = b, then a - c = b - c for any number c.