解不等式:x2-2x-24/x2-7x+12>-2RT =

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解不等式:x2-2x-24/x2-7x+12>-2RT=解不等式:x2-2x-24/x2-7x+12>-2RT=解不等式:x2-2x-24/x2-7x+12>-2RT=答:(x^2-2x-24)/(x

解不等式:x2-2x-24/x2-7x+12>-2RT =
解不等式:x2-2x-24/x2-7x+12>-2
RT =

解不等式:x2-2x-24/x2-7x+12>-2RT =
答:
(x^2-2x-24) /(x^2-7x+12)>-2
(x-6)(x+4) / [ (x-3)(x-4) ]>-2
1)
(x-3)(x-4)