Evaluate the logarithm log5125
By inspection, we can see that 53=125, so c=3
Step 1 :Recall the definition of a logarithm. The expression logba=c is equivalent to bc=a
Step 2 :In this case, we want to find a number c such that 5c=125
Step 3 :By inspection, we can see that 53=125, so c=3