Alg Prob Solve - Final Exam Review

Front

What is the mean of the numbers: 2, 57, 38, 42, 6?

Back

Mean = (2 + 57 + 38 + 42 + 6) / 5 = 29.

Front

Simplify by Factoring: (x^2 + 10x + 24)

Back

(x + 6)(x + 4)

Front

What is the Order of Operations?

Back

The Order of Operations is PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

Simplify using Order of Operations: 10 + 45 ÷ 9 - (14 ÷ 2)

Back

8

Front

What is a geometric sequence?

Back

A geometric sequence is a sequence of numbers where each term after the first is found by multiplying the previous term by a fixed, non-zero number called the common ratio.

Front

Find the common ratio in the geometric sequence: 4, -16, 64, -256.

Back

r = -4.

Front

What is factoring in algebra?

Back

Factoring is the process of breaking down an expression into a product of simpler expressions.

Front

Simplify using Factoring: 7m - 21

Back

7(m - 3)

Front

What is the formula for the mean of a set of numbers?

Back

Mean = (Sum of all values) / (Number of values).

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form, making it easier to understand or solve.