Logarithms, SMB-007 Use the change of base formula to evaluate `log_7 13`, correct to two decimal places. (1 mark) Show Answers Only `1.32\ \ text{(to 2 d.p.)}` Show Worked Solution `log_7 13` `= (log_10 13)/(log_10 7)` `= 1.3181…` `= 1.32\ \ text{(to 2 d.p.)}`