一元二次方程专项练习 100.docx
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一元二次方程专项练习100
x2-7x+20=05x2+5(4x-4)=02y2-8y-20=0
x2+5x-6=06x2+2(2x-2)=04y2+10y+6=0
x2+5x-9=05x2-2(3x-5)=05y2-2y+15=0
x2-7x-7=02x2+5(3x+1)=02y2-4y+4=0
x2+4x+20=03x2-5(4x+5)=02y2-3y-1=0
x2-9x+16=03x2+2(4x-1)=05y2+4y-1=0
x2-5x+11=06x2+2(4x-1)=03y2-4y-20=0
x2-9x+15=03x2+3(2x-5)=04y2-5y-11=0
x2-9x-19=04x2+5(3x+4)=05y2-2y+2=0
x2+9x+15=04x2+3(2x+3)=04y2-7y-19=0
x2-6x+19=06x2-2(2x-2)=04y2-7y-3=0
x2-6x+3=03x2-2(2x+1)=04y2-2y+4=0
x2+3x+2=03x2+2(4x+5)=03y2+2y-8=0
x2-9x-13=06x2+4(2x+5)=05y2-10y+3=0
x2+3x+15=04x2+4(3x-2)=03y2+6y+15=0
x2+8x-11=04x2-5(3x+4)=02y2+2y-18=0
x2+5x-5=02x2-2(2x+1)=05y2+3y-13=0
x2+3x-9=06x2-2(4x+4)=03y2-4y-11=0
x2-6x-3=05x2+5(4x-4)=04y2-3y+15=0
x2-8x+8=04x2+4(3x-2)=05y2+2y+15=0
x2-3x+20=04x2-5(4x-4)=05y2-2y-1=0
x2-5x+12=06x2+5(4x+2)=03y2-8y-13=0
x2+6x+11=03x2-4(4x-3)=03y2+4y-9=0
x2-7x+14=05x2+5(4x-5)=02y2-3y-15=0
x2+4x+9=05x2+5(3x-4)=04y2-5y+7=0
x2+8x-18=06x2-4(4x-3)=02y2-4y-6=0
x2-6x+7=02x2+2(2x-1)=04y2+9y+15=0
x2+7x+5=04x2-4(2x-5)=05y2+3y+14=0
x2+6x+7=05x2-3(3x+4)=02y2+6y+2=0
x2-7x-9=02x2-4(2x+2)=04y2+6y-12=0
x2+2x+3=05x2-4(4x+2)=04y2+4y+12=0
x2+5x+4=02x2+2(4x+2)=03y2-4y-12=0
x2-7x+11=03x2-2(2x-1)=04y2+2y+9=0
x2+10x-4=06x2+3(3x+3)=02y2+7y-1=0
x2-10x+17=02x2-4(2x+5)=02y2-7y-18=0
x2-9x+18=02x2+2(2x+4)=03y2+5y+13=0
x2+4x-20=04x2+4(3x-3)=03y2+9y+17=0
x2+9x-4=03x2+4(4x+5)=02y2-8y-7=0
x2+2x+5=06x2-4(4x+2)=02y2+5y-20=0
x2-9x-3=02x2-5(3x-4)=05y2-4y+5=0
x2+10x+16=02x2+2(2x+3)=05y2-4y+16=0
x2-7x+19=03x2-3(3x-2)=02y2+9y-11=0
x2+8x-3=03x2+4(3x+2)=02y2+9y+4=0
x2-7x+1=05x2+3(4x+4)=02y2+7y-15=0
x2+7x-5=04x2-3(4x-4)=05y2+6y-9=0
x2+4x+10=04x2+2(2x+3)=05y2-8y+3=0
x2-7x+15=02x2-3(3x-3)=03y2-7y-6=0
x2+6x-3=04x2-4(2x+3)=05y2-6y-4=0
x2-2x-10=05x2+3(3x-1)=05y2-9y+2=0
x2+4x+17=02x2+2(4x+4)=03y2+7y-18=0
x2-10x+16=02x2-3(2x-2)=05y2-6y+14=0
x2-8x+9=04x2+5(4x+3)=05y2-3y+10=0
x2-4x-10=02x2+5(2x-4)=02y2+10y-3=0
x2+4x+1=06x2+5(4x+2)=05y2-9y+3=0
x2-2x-1=04x2+3(4x+5)=04y2+3y-18=0
x2+6x+6=05x2-3(3x-1)=05y2+7y-13=0
x2+3x-7=06x2-2(3x+5)=05y2+10y+13=0
x2-5x-9=03x2-2(3x+5)=05y2+4y+13=0
x2-4x-2=04x2-3(3x-3)=03y2-7y+3=0
x2+6x-14=06x2+5(3x+5)=04y2+8y+19=0
x2-10x+6=06x2+3(2x-2)=05y2-5y+14=0
x2-2x+6=06x2-4(3x-5)=04y2+9y-5=0
x2+9x-14=03x2-2(2x-2)=04y2+4y-4=0
x2-8x-3=05x2-2(3x-4)=03y2+8y+17=0
x2+2x-2=03x2-4(4x-4)=04y2-10y-11=0
x2+4x+3=02x2-5(2x+2)=02y2-6y+8=0
x2+9x+1=02x2-3(3x+3)=03y2+4y-18=0
x2-9x+7=05x2+4(3x+2)=04y2+8y+8=0
x2-8x-11=04x2+3(2x-5)=04y2-3y+8=0
x2+10x-17=04x2+5(2x-4)=05y2-4y+13=0
x2+7x+4=05x2-3(3x-1)=05y2+3y-19=0
x2+3x-18=03x2-2(2x+3)=05y2-2y-5=0
x2-6x-14=04x2-4(2x+1)=04y2-10y+12=0
x2+5x-2=05x2-4(4x-3)=05y2+4y-3=0
x2-2x-20=05x2-2(3x+2)=05y2-6y-6=0
x2+4x-3=03x2+5(3x+5)=03y2-9y+6=0
x2-3x+13=05x2-5(2x+1)=03y2-3y+8=0
x2-7x+15=02x2+2(2x-5)=04y2+2y+19=0
x2-9x+11=02x2+3(4x+5)=02y2-2y-20=0
x2+8x+12=06x2-2(2x-3)=03y2-8y-17=0
x2+6x-20=05x2-5(3x+1)=05y2-4y-10=0
x2+3x-4=05x2+3(2x+2)=04y2-6y+11=0
x2+4x+2=02x2+3(4x-2)=04y2-5y-10=0
x2+9x+15=05x2-2(4x-1)=03y2-4y+4=0