Dec 19 2024 Final Exam Part 2

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal. For example, if a/b = c/d, then a, b, c, and d are in proportion.

Front

How do you solve a proportion?

Back

To solve a proportion, cross-multiply the terms and then solve for the unknown variable. For example, if a/b = c/d, then ad = bc.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by two or more terms inside a set of parentheses.

Front

Multiply: 2(4x + 2)(x - 1)

Back

8x^2 - 4x - 4

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that is common to the denominators of two or more fractions.

Front

How do you add fractions?

Back

To add fractions, first find a common denominator, convert the fractions, and then add the numerators.

Front

What is the formula for the area of a rectangle?

Back

The area of a rectangle is calculated using the formula: Area = length × width.

Front

How do you find the area of a figure on a coordinate grid?

Back

To find the area of a figure on a coordinate grid, you can use geometric formulas or count the unit squares within the figure.

Front

What is the solution to the equation 56 - 7x = 2?

Back

The solution is x = 54/7.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value in mathematical expressions or equations.