2. Show that the equation 2x + sinx 0 has exactly one real root. (Hint: Step 1 show that the equation has at least one real root. Step 2 show that the equation has at most one real root.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter9: Quadratic Functions And Equations
Section9.6: Solving Quadratic Equations By Using The Quadratic Formula
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2.
Show that the equation 2x + sinx = 0 has exactly one real root.
(Hint: Step 1 show that the equation has at least one real root. Step 2 show that the equation
has at most one real root.)
Transcribed Image Text:2. Show that the equation 2x + sinx = 0 has exactly one real root. (Hint: Step 1 show that the equation has at least one real root. Step 2 show that the equation has at most one real root.)
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