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Solving Equations using Logarithms

1. 2^2x - 5 x 2^x + 4 = 0. Answer given: 0,2

2. 2 x 2^2x - 11 x 2^x + 5 = 0. Answer given: -1, 2.32

3. 2 x 3^2x - 5 x 3^x = 4. Answer given: 1.04

Solution Summary

Equations are solved using logarithms. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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