Write each logarithmic expression as a single logarithm:

Log 2 + 3 log 1

2 answers

log2+ 3log1
= log 2 + 3(0) = log2

you SHOULD know that log 1 = 0
2log5+log36-log9=log5*2 +log 36-log 9 =log25+log36-log9=log25+log36-log9=log25×36÷9=log10*2=2×1=2log10=2 the final answer is 2