Answer:
[tex]\ln(3^3b^4)[/tex]
Step-by-step explanation:
Repeated addition of ln(x) is ln of repeated multiplication of x:
[tex]3\ln x = \ln x + \ln x + \ln x = \ln(x\times x\times x) = \ln(x^3)[/tex]
[tex]3\ln 3 + 4 \ln b = \ln 3^3 + \ln b^4 =\ln(3^3b^4)[/tex]
