Evaluate an expression with one variable ex7, 3(8(y - 1)^2 - 4); y = 2

The video tutorial explains how to solve a mathematical expression using the order of operations, specifically PEMDAS. It begins with an introduction to the concept, followed by identifying the problem and the variable involved. The instructor then demonstrates a step-by-step application of PEMDAS to solve the expression, ensuring each operation is performed in the correct order. The tutorial concludes with the final solution to the expression.

What does PEMDAS stand for in the context of order of operations?

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How do you evaluate an expression when a variable is involved?

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What is the first operation to perform according to PEMDAS?

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Explain the process of evaluating the expression 2 - 1 within parentheses.

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What is the final answer after evaluating the expression discussed in the text?

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