12) Use any method you know to determine the roots of these quadratic equations. (Round to 2 decimal places if necessary) Order the roots from least to greatest at the end to unlock the doort a) x² = 4x + 5 b) 2x² + 3x – 4 = 0 c) x² – 49 = 0 Roots in order

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterA: Appendix
SectionA.4: Factoring And Quadratic Equations
Problem 41E
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12) Use any method you know to determine the roots of these quadratic equations.
(Round to 2 decimal places if necessary) Order the roots from least to greatest at the end
to unlock the door!
a) x² = 4x + 5
b) 2x² + 3x – 4 = 0
c) x² – 49 = 0
Roots in order
Transcribed Image Text:12) Use any method you know to determine the roots of these quadratic equations. (Round to 2 decimal places if necessary) Order the roots from least to greatest at the end to unlock the door! a) x² = 4x + 5 b) 2x² + 3x – 4 = 0 c) x² – 49 = 0 Roots in order
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