key10
Write the expression as a single natural logarithm.
3ln3 + 3lnc
A. ln(27 + c3)
B. ln9c3
C. ln27c
D. ln27c3



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abb0t
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\[aln(b) = \ln(b^a)\]

abb0t
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\[\ln(a) + \ln(b) = \ln(ab)\]

ghazi
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\[3 \ln 3 +3 \ln c =\ln (3)^3+ \ln (c)^3=\ln 27+\ln c^3=\ln(27c^3)\]

ghazi
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\[\ln a + \ln b = \ln(ab)\]

key10
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thanks

ghazi
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:) i am sorry i wasnt supposed to solve the whole thing but i just did it , my bad :(

key10
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its fine thank you i understand it

ghazi
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:D