(x-3)(x+2)<(x+3)(x+4)x^2-x-68x>-18x>-9/4(2x-1)(2x-5)>=4x(x-5)4x^2-12x+5>=4x^2-20x8x>=-5x>=-8/5综上,x>=-8/5
fcdgvd(x-3)(x+2)<(x+3)(x+4)x^2-x-68x>-18x>-9/4(2x-1)(2x-5)>=4x(x-5)4x^2-12x+5>=4x^2-20x8x>=-5x>=-8/5>=-8/5
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