一元二次方程专项练习 55.docx
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一元二次方程专项练习 55.docx
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一元二次方程专项练习55
x2+5x-4=06x2-5(4x-2)=03y2-8y-7=0
x2+5x-16=03x2+2(4x+4)=05y2+2y+19=0
x2-9x+18=04x2-3(3x-4)=02y2-7y+17=0
x2+8x+5=03x2-4(3x+4)=02y2+9y+9=0
x2-3x-1=02x2-5(3x-2)=02y2-5y-1=0
x2+6x-1=03x2-5(3x-2)=03y2+9y-5=0
x2-8x+10=02x2-3(2x+2)=03y2-5y-13=0
x2+2x-2=06x2-4(3x-3)=03y2+7y+17=0
x2+10x-3=05x2+5(4x+1)=05y2-10y-15=0
x2+5x+7=02x2+5(4x+4)=03y2+3y-16=0
x2-3x+9=05x2+5(3x+1)=02y2-9y+15=0
x2+8x+7=06x2+2(2x+5)=02y2+8y-18=0
x2-3x+8=04x2+5(2x+5)=04y2+9y+16=0
x2+3x+12=05x2-2(3x-5)=03y2+9y+7=0
x2-7x-10=03x2-3(4x+1)=02y2-4y-6=0
x2-10x+13=06x2-3(2x-2)=05y2+4y-12=0
x2-10x-10=06x2-5(2x-5)=05y2+4y+14=0
x2-6x+15=04x2-2(4x-3)=05y2-9y-18=0
x2+4x-3=06x2-2(4x-5)=02y2-3y+15=0
x2-4x-19=05x2+3(3x-4)=02y2+2y-4=0
x2-7x-14=03x2+5(3x+3)=03y2-6y-10=0
x2-6x+2=06x2+4(2x+2)=04y2-7y-8=0
x2+5x+18=05x2-3(2x+2)=02y2-10y+4=0
x2+5x+4=02x2-5(4x+1)=02y2+3y-19=0
x2-4x+15=04x2+5(3x-4)=03y2+8y+18=0
x2+8x-4=03x2-5(2x-1)=03y2+3y+2=0
x2-3x-14=03x2-5(4x+3)=02y2-10y+3=0
x2-10x-17=05x2+4(4x+3)=02y2-9y-16=0
x2-7x+4=04x2-5(2x-3)=05y2+7y-5=0
x2+3x-12=06x2+5(4x-5)=05y2-2y-2=0
x2+5x-12=03x2-3(2x+2)=04y2+2y-3=0
x2-4x+11=03x2-2(3x+3)=04y2+9y+7=0
x2-4x-10=02x2+5(2x+2)=04y2+5y+8=0
x2+9x-1=06x2-2(3x-5)=02y2-10y+13=0
x2-6x-8=06x2-2(3x-1)=03y2+10y+6=0
x2+10x+1=04x2-3(2x+5)=04y2-5y+3=0
x2-2x-12=02x2-5(4x+1)=03y2-6y+17=0
x2-6x+4=04x2-2(2x-3)=05y2+6y-18=0
x2+3x-15=05x2+5(3x+2)=02y2+2y+7=0
x2-9x+1=04x2+5(2x+5)=05y2-7y+13=0
x2+8x-13=04x2-2(3x+4)=05y2+5y-14=0
x2+4x-16=05x2-2(3x+2)=03y2-2y+7=0
x2+9x+14=03x2+5(2x-1)=05y2+2y-17=0
x2+3x-16=06x2-4(2x+4)=02y2-10y+8=0
x2+10x-18=04x2-3(2x+5)=03y2-10y-17=0
x2-5x+1=03x2+4(3x+1)=02y2-7y+2=0
x2-10x-5=05x2-3(4x-4)=03y2-6y+7=0
x2+4x+15=03x2+3(2x+5)=03y2+5y-17=0
x2-4x-12=06x2+4(4x+1)=03y2-2y-9=0
x2+10x-2=06x2+3(4x+2)=03y2+6y+10=0
x2+3x+19=02x2-2(2x-2)=02y2+6y+20=0
x2-7x+11=06x2-5(2x-1)=02y2+3y+8=0
x2+4x-15=04x2+3(3x-2)=05y2+7y-16=0
x2-4x-15=05x2+3(4x-5)=03y2-10y-8=0
x2-10x+9=06x2-3(2x+5)=05y2-3y-7=0
x2+7x+6=05x2-3(3x-2)=03y2-3y+2=0
x2+6x+14=02x2+2(2x+4)=02y2-10y-5=0
x2-4x+8=02x2+5(3x+5)=03y2+9y-18=0
x2+4x-13=03x2+2(2x-1)=05y2+3y-18=0
x2+7x+10=02x2+4(2x-2)=03y2-4y-7=0
x2+5x-2=04x2+3(3x-3)=03y2-3y-6=0
x2+10x-4=06x2-4(2x-3)=03y2-10y+19=0
x2-5x+3=04x2+2(2x-1)=03y2+5y+1=0
x2-2x-8=06x2+3(3x-3)=02y2-10y+20=0
x2-2x+15=06x2-2(2x+3)=02y2-3y-17=0
x2+2x-13=06x2+5(4x+3)=03y2-2y+8=0
x2+10x-12=06x2-5(3x+1)=05y2-5y+16=0
x2+8x+19=03x2+4(4x+2)=03y2+9y-4=0
x2-3x-5=02x2-5(2x-4)=05y2+9y+16=0
x2-6x+5=06x2+5(2x-3)=04y2+3y+8=0
x2-6x-19=03x2+2(3x+2)=05y2+3y+2=0
x2-6x-10=03x2+3(3x-1)=03y2-7y-13=0
x2-3x+19=06x2+4(3x+1)=03y2-5y+6=0
x2-10x-20=02x2+2(4x+5)=03y2+9y-19=0
x2-5x-15=06x2-3(3x+2)=02y2-6y+10=0
x2-9x-10=03x2-2(4x-2)=02y2+9y+19=0
x2+10x-5=06x2-4(2x+2)=05y2-9y-20=0
x2-6x+12=02x2+2(3x-2)=02y2-7y+4=0
x2-9x+11=02x2-5(3x+4)=02y2-9y+16=0
x2+3x+9=06x2+2(4x+4)=02y2+3y-18=0
x2+10x-16=02x2-4(3x-4)=04y2+4y+2=0
x2+8x-16=04x2-4(4x+1)=02y2-5y-1=0
x2-10x-12=05x2-5(4x+4)=05y2+8y+12=0
x2-6x+11=06x2-3(4x-5)=03y2+4y+17=0
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