一元二次方程专项练习 (60)

 

x2+8x-17=03x2-3(4x-4)=02y2-2y-14=0 x2+7x-11=0

x2+6x+15=0

x2-8x-4=02x2-2(4x-4)=0 3x2+5(2x+1)=05x2-4(4x-3)=03y2-4y-13=0 3y2-10y+6=02y2+10y-14=0

x2+8x-7=0 x2+7x+7=0 x2-7x+16=0 x2+5x-14=0 2x2+4(3x-3)=0 4y2-2y+13=0 4x2+4(4x+4)=0 4y2-2y-1=0 5x2+4(2x+2)=0 2y2-8y+9=0 2x2+3(3x+1)=0 5y2+7y+19=0

x2-2x-19=0 2x2+2(2x+4)=0 x2+3x-5=0 3x2+3(3x-2)=0 x2-10x+20=0 4x2-3(3x+1)=0 x2+7x-19=0 6x2-2(3x+4)=0 5y2-7y+12=0 4y2-9y-16=0 5y2-10y-10=0 4y2+7y+13=0

x2-3x+9=0 x2+3x+8=0 x2-5x+3=0 x2-7x+11=0 6x2-5(2x-3)=0 5y2+5y+5=0 6x2+2(2x+2)=0 4y2+9y+19=0 3x2-4(2x-4)=0 5y2+5y+7=0 3x2+2(2x-2)=0 4y2-6y+4=0

x2-10x-2=0 x2-4x-18=0 x2+10x-12=0 x2+2x-13=0 5x2+4(4x+2)=0 6x2+4(3x-3)=0 2x2-4(4x-5)=0 3x2-3(2x+3)=0 3y2+9y-3=0 5y2+6y-17=0 2y2-6y-12=0 2y2+4y+1=0

x2+5x+20=0 x2-4x-12=0 x2-9x-5=0

x2-6x-4=0 5x2-4(4x+4)=0 6x2+2(3x+5)=0 4x2-3(2x+1)=0 5x2+3(4x-5)=0 2y2-6y+13=0 4y2-4y+4=0 5y2+4y-12=0 2y2+2y-19=0

x2-7x+13=0 x2+8x+12=0 x2-5x+8=0 x2+9x+6=0 6x2-3(2x-4)=0 3y2-6y-2=0 6x2+3(4x+5)=0 4y2+3y-14=0 5x2-5(3x-2)=0 3y2+5y-2=0 3x2+3(3x+2)=0 2y2+8y+1=0

x2+5x+16=0 4x2-5(3x-2)=0 2y2+8y-19=0 x2-10x+13=0

x2-5x-5=0

x2+9x-14=0 6x2-2(4x-3)=0 6x2+4(4x-4)=0 4x2+5(3x+4)=0 4y2-3y-11=0 2y2-8y-17=0 4y2-6y-15=0

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