step 1 So to solve this problem, I'm going to use PEMDAS. So first I'm going to look for parentheses, t

15-3(6-4)^2 | Numerade

Name: Problem 25, Chapter 1: Beginning and Intermediate Algebra
Uploaded: 2020-06-28T18:13:35-08:00
Duration: 1 min 15 s
Channel: Erin Kearney
Description: 15-3(6-4)^2

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Key Concepts

Order of Operations

This concept refers to the rules that determine the sequence in which operations are performed in an expression, typically summarized by the acronym PEMDAS (Parentheses, Exponents, Multiplication and Division, Addition and Subtraction). Understanding this order is essential to correctly evaluate complex expressions.

Parentheses

Parentheses are used to group elements of an expression that should be calculated as a single unit. Calculations within parentheses are performed first, ensuring that the intended grouping of numbers and operations is respected during evaluation.

Exponentiation

Exponentiation involves raising a number to a certain power and is performed immediately after operations in parentheses. This step is critical for accurately handling expressions that include powers, impacting the subsequent arithmetic operations.

Arithmetic Operations

Arithmetic operations, such as addition, subtraction, multiplication, and division, are the basic processes used in mathematical calculations. Their correct execution, following the hierarchical rules of operations, is necessary to compute the correct value of an expression.

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