Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter6: Equations
Section6.3: Trigonometric Equations Involving Multiple Angles
Problem 26PS
Related questions
Question
Show that the equation 2x+sinx = 0 has exactly one real root.
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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