mathsux4real
Given log_b 2=.4, log_b 3=.5, log_b 5=.6, use properties of logarithms to find the following value. log_b 75=?



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d91196
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6+6+5=17

slaaibak
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log_b 75 = log_b( 5^2 * 3) = 2log_b 5 + log_b 3

mathsux4real
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:/ Here are the options:
.86
1.7
.41
.6

d91196
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1.7

mathsux4real
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Oh, 1.7?

mathsux4real
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Haha same time. Thanks d

Kushashwa_ravi
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dw:1336871257114:dw

mathsux4real
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Thanks for the explanation Kush