Tuesday
May 5, 2015

Homework Help: Algebra II

Posted by Lucy on Saturday, March 29, 2008 at 6:37pm.

Solve, round to four decimal places if necessary:

log4(x-9)=2

Answer:
x-9=4^2
x-9=16
x=11


log4(z)+log4(z-3)=1
Answer:
z+z-3=1
2z=4
z=2

Thanks for checking my work.

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