How do you solve for x in #6 = 15^(1-x)#?
1 Answer
May 2, 2016
Use logs to calculate:
Explanation:
The variable is in the index and 6 is definitely not a power of 15, therefore logs are called for...
Log both sides:
Power law: #log 6 = (1-x) log 15
isolate (1-x):
With a calculator:
#0.338 = x#