Wfollowing is (are) true? 1.logMlogN=logM-logN 2.log3M=3logM 3.logaM =2logaM A. 1 only B. 2 only C. 3 only D. 1 and only E. None of them 6.Which of the following is (are) true? 1. log4x=2log16x 2. logbx=3