C-04-Q165mediumsingle_mcqGiven the same values. log28=?\log 28 = ?log28=?a1.301031.301031.30103b1.456161.456161.45616c1.778151.778151.77815d0.854100.854100.85410ব্যাখ্যাFactoring 28=22×728 = 2^2 \times 728=22×7, so log28=2log2+log7=2(0.30103)+0.85410=1.45616\log 28 = 2\log 2 + \log 7 = 2(0.30103) + 0.85410 = 1.45616log28=.