SOLUTION: 2log9x=log9(5x-4)
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Question 172658
:
2log9x=log9(5x-4)
Answer by
nerdybill(5404)
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2log9x=log9(5x-4)
log9(x^2)=log9(5x-4)
x^2 = 5x-4
x^2-5x+4 = 0
(x-4)(x-1) = 0
.
x = {1,4}