x2 – 4x + 3/x2 – 5x + 6 ÷ x2 – 1/x2 - 4

Perform the indicated operation and simplify:
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1 Answer

x2-4x+3=(x-1)(x-3); x2-5x+6=(x-2)(x-3); x2-1=(x-1)(x+1); x2-4=(x-2)(x+2).

Rewrite the question:

{(x-1)(x-3)/[(x-2)(x-3)]}{(x-2)(x+2)/[(x-1)(x+1)]}=(x+2)/(x+1).

by Top Rated User (1.2m points)

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