化简 (2x-5)²+(3x+1)²>13(x²-10)
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化简 (2x-5)²+(3x+1)²>13(x²-10)
化简 (2x-5)²+(3x+1)²>13(x²-10)
化简 (2x-5)²+(3x+1)²>13(x²-10)
14x<156
诚心刁难学渣的吧。
4x^2-20x+25+9x^2+6x+1>13x^2-130
14x<156