Cyc2 - Qz 2 2.4/2.5

Front

What is the Order of Operations?

Back

The Order of Operations is a set of rules that dictates the sequence in which calculations are performed in a mathematical expression. The order is: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). Often abbreviated as PEMDAS.

Front

Simplify using Order of Operations: (5 + 1)^2 - 2 - 1 - 8^2

Back

-31

Front

What is the first step in solving the expression 6^2 - 92 ÷ 4?

Back

The first step is to evaluate the exponent: 6^2 = 36.

Front

What is the correct order of operations for the expression 6^2 - 92 ÷ 4?

Back

Exponent, Divide, Subtract.

Front

Simplify: 2 + [(20 - 13) x 5] ÷ (4 + 3)

Back

7

Front

What is the product of (-6xy^3)(x^4y^2)?

Back

-6x^5y^5.

Front

Simplify: 2(5a + 3) + 8a

Back

18a + 6.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form, combining like terms and performing operations to make it easier to understand or calculate.

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents a number in mathematical expressions or equations.

Front

What is a coefficient?

Back

A coefficient is a numerical factor in a term of an algebraic expression. For example, in 3x, 3 is the coefficient.