When finding (x + 5)2, why can't I just write x2 + 52, or x2 + 25?

Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter6: Polynomials
Section6.6: Divide Polynomials
Problem 6.169TI: Find the quotient: (2x23x20)(x4) .
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When finding (x + 5)2, why
can't I just write x2 + 52,
or x2 + 25?
Transcribed Image Text:When finding (x + 5)2, why can't I just write x2 + 52, or x2 + 25?
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