For Exercise, make an appropriate substitution and solve the equation. +- +1 = 0 -- at a

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter6: Exponential Functions And Sequences
Section: Chapter Questions
Problem 15CT
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Question
For Exercise, make an appropriate substitution and solve the equation.
+- +1 = 0
--
at
a
Transcribed Image Text:For Exercise, make an appropriate substitution and solve the equation. +- +1 = 0 -- at a
Expert Solution
Step 1

Let 

Algebra homework question answer, step 1, image 1

Then substitute this in the given equation

Algebra homework question answer, step 1, image 2

Use quadratic formula to find x

Algebra homework question answer, step 1, image 3

Step 2

Then we use x to find a

Algebra homework question answer, step 2, image 1

Algebra homework question answer, step 2, image 2

steps

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