7-8 - Yes or No? If No, give a reason. 7. Is the expression V4a² necessarily equal to 2a? 8. Is the expression Va² + 4 necessarily equal to a + 2?

Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
ChapterP: Prerequisites
SectionP.3: Integer Exponents And Scientific Notation
Problem 10E
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Yes or No? If No, give a reason.
7. Is the expression "4a2
necessarily equal to 2a?
8. Is the expression "a2  4 necessarily equal to a  2?

7-8 - Yes or No? If No, give a reason.
7. Is the expression V4a² necessarily equal to 2a?
8. Is the expression Va² + 4 necessarily equal to a + 2?
Transcribed Image Text:7-8 - Yes or No? If No, give a reason. 7. Is the expression V4a² necessarily equal to 2a? 8. Is the expression Va² + 4 necessarily equal to a + 2?
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