人教版初中九年级数学上册公式法解一元二次方程综合练习题40.docx

1、人教版初中九年级数学上册公式法解一元二次方程综合练习题40x29x60 2x24x704x23x50 x29x24x29xx4 x27x604x28x100 7x28x0x29x92x8 x(2x4)32xx29x90 3x23x302x210x80 x23x194x22xx8 x26x904x24x70 2x210x0x29x66x9 x(2x1)47xx25x10 4x23x502x28x80 x23x163x23xx1 x26x1003x28x60 8x24x0x29x77x1 x(3x5)58xx25x30 2x24x704x29x30 x28x162x26xx9 x28x203x28

2、x100 8x26x0x27x103x5 x(2x4)94xx22x80 3x24x903x22x50 x22x73x23xx8 x210x902x24x60 6x25x0x26x32x3 x(4x1)13xx29x90 4x24x502x28x50 x27x53x29xx6 x23x302x210x70 5x26x0x26x39x1 x(3x2)53xx22x60 4x23x302x210x60 x23x113x25xx2 x22x502x28x80 3x24x0x23x95x7 x(2x2)62xx23x20 2x23x304x27x90 x210x43x22xx6 x25x704x26x

3、50 2x24x0x24x103x5 x(3x1)85xx29x90 3x22x102x25x10 x24x83x27xx4 x29x402x29x20 7x25x0x29x99x7 x(2x2)58xx29x30 3x23x602x27x10 x27x83x27xx9 x210x402x29x100 6x29x0x26x34x6 x(2x5)42xx25x100 3x24x704x29x10 x22x172x27xx10 x22x504x29x30 4x23x0x210x42x1 x(2x4)44xx26x90 2x23x803x24x20 x22x104x22xx5 x28x1003x23

4、x10 5x27x0x210x35x2 x(2x4)29xx25x50 3x23x402x22x70 x23x13x210xx1 x210x102x210x30 3x25x0x22x29x3 x(4x2)94xx23x60 3x24x703x28x100 x24x104x27xx1 x28x502x27x40 2x22x0x25x29x2 x(4x5)62xx29x50 4x23x503x23x30 x26x82x26xx8 x26x504x210x80 4x23x0x26x16x2 x(4x1)69xx27x30 2x24x604x210x100 x22x72x29xx3 x23x704x2

5、6x70 9x210x0x25x104x5 x(2x5)65xx25x10 3x22x304x24x20 x26x152x25xx9 x23x502x28x40 2x24x0x29x35x1 x(3x5)13xx27x40 3x22x502x22x40 x23x24x23xx9 x26x903x27x80 6x22x0x28x103x2 x(2x5)22xx28x40 4x23x804x22x50 x26x103x23xx6 x22x602x27x80 8x210x0x26x27x9 x(3x1)59xx22x70 4x24x504x27x60 x23x152x24xx2 x29x103x22

6、x70 6x28x0x28x36x8 x(3x5)62xx28x50 2x23x603x26x10 x26x154x22xx7 x28x104x23x40 5x210x0x27x13x8 x(2x4)55xx22x50 4x23x302x27x60 x25x53x26xx5 x210x102x27x20 6x28x0x29x37x10 x(4x3)48xx22x20 3x24x202x210x40 x26x102x23xx7 x210x804x26x10 6x23x0x28x74x10 x(2x2)69xx27x80 4x24x602x25x20 x24x54x25xx4 x24x104x21

7、0x100 6x29x0x26x54x6 x(4x2)66xx26x50 2x22x804x29x70 x27x74x23xx8 x27x403x25x30 7x28x0x27x13x4 x(3x1)77xx23x50 2x24x604x25x70 x26x204x25xx9 x22x502x26x40 4x29x0x210x32x10 x(3x4)36xx24x40 4x24x402x24x30 x25x54x210xx5 x210x904x28x40 2x23x0x25x64x2 x(3x1)37xx28x100 4x22x103x210x90 x27x72x24xx6 x22x702x2

8、10x20 5x24x0x24x97x10 x(2x4)78xx22x40 3x22x102x28x100 x25x203x24xx1 x29x804x27x20 7x27x0x25x106x2 x(4x1)23xx23x100 2x22x803x22x20 x210x124x26xx10 x28x204x28x50 8x22x0x27x85x1 x(2x2)72xx26x20 3x24x804x26x100 x24x94x26xx3 x29x804x210x20 5x210x0x27x68x2 x(3x1)16xx22x100 4x24x1003x27x100 x25x112x29xx7 x

9、210x804x29x20 6x24x0x23x52x9 x(3x1)16xx26x30 2x24x203x22x20 x28x104x26xx9 x25x1003x22x20 3x27x0x24x58x9 x(4x3)28xx23x10 4x23x804x22x60 x26x83x25xx1 x24x502x25x50 5x29x0x26x98x10 x(2x2)88xx29x40 3x22x1002x29x90 x25x162x24xx1 x24x204x28x60 2x22x0x26x45x4 x(4x2)72xx22x60 3x24x602x27x60 x23x52x26xx4 x26

10、x702x22x60 2x26x0x22x99x10 x(3x2)37xx22x90 4x22x102x210x90 x29x203x29xx8 x27x102x27x20 3x24x0x23x33x9 x(3x5)92xx25x20 4x23x304x24x20 x29x192x25xx8 x26x103x26x30 5x22x0x23x67x9 x(4x2)67xx22x80 4x23x102x210x30 x26x63x25xx7 x210x1004x29x80 3x22x0x29x99x3 x(3x3)76xx28x70 3x22x302x25x60 x29x193x210xx10 x

11、28x502x23x10 2x210x0x28x69x9 x(2x2)85xx210x10 2x22x202x24x100 x22x14x210xx7 x28x302x29x70 8x28x0x24x18x7 x(3x1)62xx22x100 3x24x602x28x20 x22x114x27xx4 x26x502x23x100 7x26x0x26x12x9 x(2x2)89xx27x50 3x23x503x210x80 x210x184x25xx3 x28x902x23x30 5x210x0x210x99x7 x(3x2)42xx28x90 2x22x802x24x50 x28x153x28

12、xx8 x25x1004x26x70 2x23x0x22x39x9 x(4x4)95xx210x20 4x22x804x22x10 x26x42x28xx2 x22x904x210x100 8x27x0x25x69x10 x(2x2)94xx24x10 4x24x303x26x10 x23x94x28xx8 x22x304x22x20 8x210x0x27x63x7 x(2x3)18xx23x60 2x24x503x26x70 x23x193x23xx2 x22x103x27x30 9x28x0x27x49x10 x(2x3)52xx25x60 4x22x402x23x40 x25x84x26xx2 x28x502x28x20 4x29x0x23x25x3 x(3x1)84xx24x10 2x24x704x29x10 x26x132x28xx2 x27x404x25x30 4x23x0x24x76x1 x(3x3)48xx26x10 3x22x803x210x50 x210x54x29xx6 x28x103x23x100 2x210x0x25x59x4 x(4x2)75x