S Chand ICSE Mathematics Class 9 Solution Seventh Chapter Logarithm Exercise 7C If log 2 = 0.3010, log 3 = 0.4771, log 5 = 0.6990, log 7 = 0.8451 and log 11 = 1.0414, find the following: (1) log 6 (2) log 12 (3) log 15 (4) log 200 (5) log 36 (6) log 80 […]