Asked by luz

solve by factoring and using the principle of zero product.?

9k^2 = 27k -81
Answered by Reiny
9k^2 - 27k + 81 = 0
divide by 9
k^2 - 3k + 9 = 0

does not factor over the rationals

Since the instruction was to solve by factoring, that's as far as I would go.
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