By radical do you mean the square root symbol?
All methods are supposed to be correct in most if not all situations and it should not matter if you use a different method given the options
Logarithmic functions are the inverses of exponential functions. The inverse of the exponential function y = ax is x = ay. The logarithmic function y = logax is defined to be equivalent to the exponential equation x = ay. y = logax only under the following conditions: x = ay, a > 0, and a≠1.
Answer: I agree with Gloria because 10 times 354.6 is 3546
Step-by-step explanation: