SOLUTION: I need to solve an equation where the exponent is the variable, and obviously I can't figure it out properly. I can get the correct answer by guessing but not with proper technique
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Question 107586This question is from textbook College Preparatory Math Algebra 2
: I need to solve an equation where the exponent is the variable, and obviously I can't figure it out properly. I can get the correct answer by guessing but not with proper techniques. Can anyone help show me the correct method? The problem is solve for x given 8^x=4. Thank you.
This question is from textbook College Preparatory Math Algebra 2
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The key is to express 8 and 4 as powers of 2
The bases are the same, so the exponents must be equal
answer
This is easy to verify with a calculator
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