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Maribel factored y² - 30y + 81 as (y - 9)². Was she right or wrong? How do you know?

Maribel factored y² - 30y + 81 as (y - 9)². Was she right or wrong? How do you know?

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Maribel factored y² - 30y + 81 as (y - 9)². Was she right or wrong? How do you know?
Transcribed Image Text:Maribel factored y² - 30y + 81 as (y - 9)². Was she right or wrong? How do you know?
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