Solve the following exponential equation. Express irrational solutions in exact form. 22x+2x-42=0

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter4: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 7T
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Solve the following exponential equation. Express irrational solutions in exact form.

22x+2x-42=0

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