E (a) Prove that the equation has at leas- e your calculator to find an interval of root

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section: Chapter Questions
Problem 29RE
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-58 (a) Prove that the equation has at least one real root.
(b) Use your calculator to find an interval of length 0.01 that con-
tains a root.
58. x - x2 + 2x + 3 = 0
Transcribed Image Text:-58 (a) Prove that the equation has at least one real root. (b) Use your calculator to find an interval of length 0.01 that con- tains a root. 58. x - x2 + 2x + 3 = 0
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