Algebra 2 Review

Front

What is the formula to calculate a percentage of a number?

Back

To calculate a percentage of a number, use the formula: (percentage/100) * number.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). Often remembered as PEMDAS.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, allowing them to be added or subtracted.

Front

How do you simplify the expression 3 + 2c - 4c - 9 + 11c?

Back

Combine like terms: 3 - 9 + (2c - 4c + 11c) = -6 + 9c = 9c - 6.

Front

What is the value of 2 raised to the power of 4?

Back

2^4 = 16.

Front

How do you solve the equation 40 - 2^4 + 8?

Back

First calculate 2^4 = 16. Then, 40 - 16 + 8 = 32.

Front

What is the least common multiple (LCM) of 2, 3, and 4?

Back

The LCM of 2, 3, and 4 is 12.

Front

What is the distributive property in algebra?

Back

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

Front

How do you evaluate the expression 3^2?

Back

3^2 = 3 * 3 = 9.

Front

What is the result of adding two fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.