SOLUTION: I'm trying to solve for x when the equation is 7 to the x power=1 over 49 i think it has something to do with zero exponents.
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Algebra: Exponent and logarithm as functions of power
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Question 10780
:
I'm trying to solve for x when the equation is 7 to the x power=1 over 49
i think it has something to do with zero exponents.
Answer by
rapaljer(4551)
(
Show Source
):
You can
put this solution on YOUR website!
First realize that
and that a negative exponent gives you a fraction whose numerator is 1.
This means that if you raise 7 to the negative 2 power (i.e.,
you get
or
.
Therefore x = -2.
R^2 at SCC
