Find the value of x= if (6/5)x (5/6)^2x = 215/216
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Answer:
(6/5)^x×(5/6)^2x=125/216
(5/6)^-x×(5/6)^2x=(5/6)³
(5/6)^-x+2x=(5/6)³
By comparison
-x+2x=3
1x=3
x=3
this should be right i did this problem in my math class
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