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iheartfood
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question!!
iheartfood
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A. 7.213
B. 0.139
C. 3.466
D. 13.591
gohangoku58
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32 = 2^(....?)
iheartfood
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2^5 ?
iheartfood
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@gohangoku58 @jim_thompson5910 ?? :O
gohangoku58
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yes, now u know which property of log to use ?
gohangoku58
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i am writing this for third time.
\(\huge \log a^b=b\log a\)
iheartfood
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no.. lol
iheartfood
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okay so i get log(5)/log(0.693) ???
idk really... :/
gohangoku58
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\(\huge \log 32=\log 2^5=5\log 2=?\)
iheartfood
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umm 1.505149978 ??
jim_thompson5910
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ln(32) = ln(2^5)
ln(32) = 5*ln(2)
ln(32) = 5*[Given value for ln(2)]
ln(32) = ???
iheartfood
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3.465735903 ???
so my answer is C. 3.466 ??
gohangoku58
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sorry, lost connection...
iheartfood
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okay thanks!!
wait so ln is different that log right?? cuz i think i entered log and thats how i got 1.505... btu ln i got 3.466..... :/ whats the difference??
gohangoku58
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log has base = 10
ln has base = e = 2.8 approx...
iheartfood
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so thats why sometimes they are the same, but sometimes they are diff?? but tin the end they are diff??