Homework Help: Algebra 2

Posted by Jon on Tuesday, May 20, 2008 at 1:31pm.

1)Solve: (1/5)^(t-2)=125

(1/5)^(t-2)=125
(1/5)^(t-2)=5^3
(1/5)^(t-2)=(1/5)^(-3)
equate the powers on both the sides. we obtain.....
t-2=-3
t=-3+2=-1
t=-1

Algebra 2 - Reiny, Tuesday, May 20, 2008 at 2:54pm
Jon, you seem to have a pretty good handle on this stuff
I agree with your answers in your last 4 posts.
Algebra 2 Thank you - Jon, Tuesday, May 20, 2008 at 3:12pm
Thank you.

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