jessjovoski
jessjovoski jessjovoski
  • 24-04-2017
  • Mathematics
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How do you do this problem?

How do you do this problem class=

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Sxerks Sxerks
  • 24-04-2017
Some logarithmic identities to remember:
[tex]nlog_ab = log_ab^{n}[/tex]
[tex]log_ab - log_ac = log_a(\frac{b}{c})[/tex]

If we rewrite the equality, we get:
[tex]log_3y = \frac{1}{3}log_364 - log_316[/tex]
[tex]log_3y = log_{3}64^{\frac{1}{3}} - log_{3}16[/tex]
[tex]log_3y = log_34 - log{3}16[/tex]

Using the second identity, we produce:
[tex]log_{3}y = log_{3}(\frac{4}{16}[/tex]

We can say that:
[tex]y = \frac{4}{16} = \frac{1}{4}[/tex], since we are comparing the two statements.
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