Question 182736
 express as a single logarithm
2/5log32 - 1/2log4
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32 is 2^5, so 1/5log(32) is log(2)
2/5log32 - 1/2log4
= 2log(2) - log(sqrt(4))
= log(4) - log(2)
= log(4/2)
= log(2)