Question 188673
Express as a single logarithm: 
4*lb(M) + (ln(e^6))/2 
note:
lb = log base 2 
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4log2(M) = (1/2)ln(e^6)
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log2(M^2) = (1/2)*6
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log2(M^2) = 3
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M^2 = 2^3
M^2 = 8
M = 2sqrt(2)
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Ceers,
Stan H.