Asked by Callie

[(5.2)^x (5.2)^-7]/(5.2)^-5
That whole thing is (5.2)^9

But I have no idea how to find the exponent x?
Answered by bobpursley
if

5.2<sup>x-7+5</sup>=5.2<sup>9</sup>

then

x-7+5=9 and you solve for x.
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