一元二次方程专项练习 70文档格式.docx

1、x24x7=0 2x25（3x5）=0 2y210y18=0x25x19=0 6x25（2x5）=0 4y29y18=0x29x1=0 6x25（4x2）=0 3y29y2=0x29x5=0 6x24（3x2）=0 4y29y18=0x210x15=0 4x23（3x1）=0 4y22y10=0x23x12=0 4x24（4x4）=0 5y29y19=0x22x1=0 5x25（3x3）=0 4y29y15=0x28x5=0 3x23（3x2）=0 5y28y3=0x22x16=0 5x24（4x5）=0 5y23y2=0x23x12=0 4x23（2x3）=0 4y210y4=0x28x1=

2、0 5x22（2x5）=0 4y26y16=0x26x11=0 5x22（4x4）=0 3y26y14=0x23x11=0 4x24（4x3）=0 3y26y13=0x210x3=0 6x24（3x5）=0 4y25y7=0x24x9=0 3x25（4x3）=0 3y26y9=0x210x13=0 3x24（2x4）=0 3y26y20=0x26x5=0 6x23（4x4）=0 5y28y4=0x24x10=0 2x23（2x2）=0 2y26y3=0x25x1=0 2x25（4x5）=0 3y210y14=0x28x16=0 2x24（2x4）=0 2y24y13=0x27x10=0 6x2

3、3（2x5）=0 5y210y20=0x29x17=0 4x24（2x1）=0 3y210y14=0x28x3=0 5x24（2x5）=0 5y27y7=0x27x7=0 4x22（3x1）=0 4y23y14=0x22x18=0 3x24（4x4）=0 2y26y14=0x210x7=0 4x24（2x4）=0 5y22y8=0x23x20=0 5x23（3x1）=0 3y28y8=0x27x14=0 6x23（2x3）=0 4y29y2=0x24x15=0 2x24（2x2）=0 3y28y13=0x210x5=0 5x25（3x1）=0 3y27y20=0x22x17=0 3x24（4x

4、3）=0 3y22y7=0x29x1=0 5x25（3x4）=0 4y29y18=0x23x13=0 2x22（2x4）=0 4y210y6=0x29x19=0 5x25（2x3）=0 5y25y16=0x24x10=0 4x24（2x1）=0 5y25y10=0x22x13=0 3x24（4x3）=0 5y24y8=0x27x15=0 3x22（2x3）=0 4y25y13=0x210x16=0 2x25（4x2）=0 4y29y10=0x27x5=0 4x23（3x2）=0 3y210y8=0x25x9=0 3x22（3x1）=0 2y210y5=0x210x5=0 5x24（2x3）=0

5、 2y25y5=0x22x10=0 4x22（2x3）=0 2y27y1=0x28x4=0 3x22（2x2）=0 5y29y11=0x25x7=0 2x25（3x5）=0 2y22y2=0x210x10=0 3x25（3x3）=0 4y24y20=0x24x14=0 3x23（4x4）=0 5y210y7=0x24x13=0 3x23（2x1）=0 2y23y1=0x25x16=0 6x24（4x1）=0 2y25y7=0x26x13=0 6x22（4x2）=0 5y28y10=0x29x19=0 5x23（4x2）=0 3y29y10=0x210x20=0 3x25（3x5）=0 5y24

6、y13=0x27x15=0 2x24（4x3）=0 2y24y2=0x23x18=0 5x24（4x4）=0 2y25y2=0x210x18=0 6x23（3x5）=0 2y27y2=0x23x1=0 2x22（4x2）=0 4y28y9=0x23x19=0 2x25（2x2）=0 3y210y13=0x28x1=0 3x25（4x5）=0 3y210y9=0x24x8=0 3x25（2x1）=0 4y25y16=0x29x2=0 2x25（2x3）=0 5y24y4=0x26x16=0 6x23（2x5）=0 2y22y17=0x210x9=0 2x23（3x1）=0 3y210y5=0x2

7、4x20=0 2x23（3x2）=0 3y28y20=0x27x17=0 4x25（3x4）=0 3y23y20=0x26x7=0 5x25（3x1）=0 3y26y5=0x29x9=0 2x25（4x2）=0 3y210y9=0x25x2=0 3x23（3x5）=0 2y27y9=0x23x17=0 6x23（3x5）=0 4y24y18=0x25x9=0 3x23（3x4）=0 2y27y15=0x25x17=0 5x25（2x3）=0 4y23y6=0x26x12=0 2x24（4x4）=0 2y24y13=0x23x17=0 5x22（4x2）=0 2y27y16=0x26x2=0 4x24（4x4）=0 4y26y5=0x25x12=0 5x25（4x4）=0 2y29y17=0x23x2=0 5x24（2x5）=0 5y28y4=0x24x20=0 3x25（3x3）=0 2y24y5=0x28x20=0 4x24（2x3）=0 5y24y14=0x29x2=0 6x23（4x3）=0 5y23y17=0