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64Word文档下载推荐.docx
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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64Word文档下载推荐.docx
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3x2+2x+3=0x2+10x=7
2x2+6x=x+1x2+8x-3=0
3x2-4x-10=08x2+2x=0
x2+8x-3=9x-10x(3x-3)=5-9x
x2+6x+7=02x2-2
x+6=0
3x2+5x-2=0x2+6x=17
3x2+2x=x-3x2+6x-8=0
3x2+3x+2=02x2+7x=0
x2+3x-5=5x+6x(3x+5)=9-7x
x2-8x-6=03x2+4
x-6=0
3x2+5x+9=0x2-10x=3
4x2+7x=x-6x2+6x-8=0
3x2-3x+6=06x2-2x=0
x2-6x+4=9x-5x(2x+4)=7-4x
x2-8x+6=04x2+2
x-1=0
3x2-9x-5=0x2-5x=5
4x2-3x=x-7x2-10x+10=0
2x2+4x+5=04x2+9x=0
x2+4x+2=4x-9x(4x-2)=2-6x
x2+8x-5=04x2+4
x-10=0
2x2+8x+7=0x2+7x=20
2x2-6x=x+10x2+3x-1=0
4x2-2x-6=04x2-6x=0
x2-3x+9=9x+6x(2x-1)=9+8x
x2+3x+5=04x2+4
x-5=0
2x2-8x-6=0x2-2x=13
3x2-5x=x+9x2-6x-3=0
4x2-3x-5=05x2-9x=0
x2+8x+5=6x+1x(4x+4)=9-2x
x2-8x-10=03x2+3
x-2=0
3x2-3x+3=0x2-8x=4
4x2+4x=x+4x2+7x+9=0
3x2+3x+9=05x2+7x=0
x2-10x-2=8x+3x(4x-5)=3+8x
x2-2x+2=04x2-3
3x2+3x+4=0x2+4x=19
4x2+8x=x+6x2-7x+4=0
2x2-2x+10=08x2+6x=0
x2+4x+4=9x+2x(2x-3)=7-3x
x2+4x+2=04x2-4
x+8=0
4x2+5x-4=0x2+6x=19
2x2+3x=x-7x2+8x-1=0
2x2-2x+3=07x2-9x=0
x2+7x-3=7x+1x(4x+4)=8+7x
x2+4x-2=04x2+2
4x2-9x+6=0x2+3x=16
4x2-2x=x-1x2+4x+7=0
2x2-9x+6=06x2+10x=0
x2+5x+4=9x-8x(4x-3)=8+6x
x2+6x+10=02x2+2
4x2-2x+5=0x2-7x=15
2x2+4x=x-1x2-10x-10=0
3x2-7x-6=09x2-5x=0
x2+4x-9=9x-2x(2x+5)=5-9x
x2-3x+3=03x2+4
3x2+2x-2=0x2-4x=10
3x2+5x=x+5x2+6x+6=0
3x2+3x-8=06x2+4x=0
x2-2x+4=4x-10x(2x+5)=5-4x
x2-7x+7=02x2+4
2x2-6x+10=0x2-7x=1
4x2+7x=x-7x2+5x+5=0
3x2+6x-5=02x2+8x=0
x2+2x+8=5x-8x(2x+4)=8+2x
x2-4x+5=03x2+4
3x2+7x+6=0x2-10x=20
2x2-7x=x-5x2-3x+1=0
2x2+9x+8=03x2+2x=0
x2-3x+7=6x-7x(4x-5)=2-4x
x2-7x+10=04x2-3
2x2-10x+2=0x2+8x=14
3x2+3x=x-4x2-10x+10=0
2x2-6x+7=09x2-3x=0
x2-9x+3=2x+10x(4x+5)=2-9x
x2-8x-9=02x2-3
3x2+6x+4=0x2-7x=3
2x2+10x=x+3x2+3x-6=0
4x2+4x+4=07x2-6x=0
x2-4x+6=4x-2x(3x+3)=3-8x
4x2-9x-8=0x2-6x=5
3x2+6x=x-4x2+2x-1=0
2x2+9x+6=06x2+8x=0
x2-3x-3=2x+9x(4x+5)=1+5x
x2-2x+10=02x2-2
x-4=0
3x2+9x-3=0x2+5x=10
2x2-3x=x-7x2-7x-3=0
3x2-9x+5=05x2-3x=0
x2+5x-7=8x+4x(2x-1)=6-3x
x2-4x-10=03x2-2
x+1=0
3x2+10x+9=0x2-4x=15
2x2-7x=x-4x2-4x+1=0
4x2+9x-5=03x2-4x=0
x2-5x+4=6x+9x(3x+3)=4+3x
x2-5x+1=02x2-3
4x2+5x+1=0x2-4x=6
4x2-8x=x+3x2-10x+1=0
2x2+9x+10=02x2-3x=0
x2-7x-10=7x+6x(3x-5)=3-3x
x2+8x-3=04x2-2
3x2-5x-10=0x2+6x=3
2x2-10x=x-8x2+2x-1=0
2x2-6x+8=03x2+7x=0
x2-5x+8=5x+9x(2x-4)=4-9x
x2-8x+10=04x2-4
4x2+4x-10=0x2+6x=16
2x2-5x=x+9x2-7x+5=0
4x2-7x+8=09x2-4x=0
x2+7x+9=2x-6x(3x-1)=8+9x
x2-7x+4=04x2-2
4x2-6x+8=0x2+2x=12
3x2+6x=x-4x2-5x+8=0
2x2+4x+3=06x2+6x=0
x2+10x-8=5x+2x(4x+4)=8-8x
x2+2x-3=02x2+3
2x2-2x-1=0x2-4x=13
3x2+3x=x+2x2+8x-9=0
3x2+8x+6=08x2+9x=0
x2-2x+8=2x+10x(2x-1)=2-8x
x2-4x-6=02x2+3
2x2-10x+7=0x2+2x=19
2x2+3x=x-6x2-4x+5=0
4x2+7x+9=08x2+6x=0
x2+8x+5=8x+5x(2x+2)=7+7x
x2-3x+8=04x2+3
2x2+7x+8=0x2+8x=1
4x2-8x=x-3x2+9x-10=0
3x2+9x+6=08x2-8x=0
x2+8x-7=6x-9x(4x-4)=3+4x
x2+3x-5=02x2-4
2x2+4x-10=0x2+4x=15
4x2+2x=x+8x2-3x+5=0
2x2+9x+7=02x2+8x=0
x2+8x-5=8x-5x(3x+5)=7-6x
x2+6x+4=02x2+2
x+9=0
3x2-4x+7=0x2-4x=10
2x2+2x=x+3x2+6x+8=0
4x2-7x-10=02x2-2x=0
x2+8x+5=3x-3x(4x-4)=9+3x
x2-6x+2=04x2-3
4x2+4x+3=0x2-4x=1
3x2+4x=x+4x2-3x-7=0
2x2-2x-10=04x2+10x=0
x2-3x+9=7x-9x(2x+3)=9-4x
x2+2x+10=03x2+2
2x2+8x+10=0x2+4x=11
4x2-5x=x-3x2-7x-7=0
3x2-4x+1=07x2+8x=0
x2+4x-5=2x-10x(3x-4)=2-8x
x2+4x-8=02x2-4
2x2-3x-8=0x2+10x=16
3x2+3x=x+8x2-5x+3=0
2x2+9x+9=02x2-5x=0
x2-8x-8=4x-3x(4x-5)=7-8x
x2+8x-10=04x2-2
3x2+9x+8=0x2+9x=16
2x2+9x=x+6x2+2x-2=0
4x2+10x-8=05x2+4x=0
x2-8x+9=8x+10x(2x-2)=2-6x
x2-9x+2=03x2+2
x-9=0
3x2-5x+8=0x2-8x=10
3x2-9x=x-8x2-4x-5=0
4x2-8x+2=02x2-5x=0
x2+3x+2=6x-4x(3x-2)=4+2x
x2-2x-1=04x2-2
4x2-6x-2=0x2+6x=9
4x2+8x=x+4x2-3x-9=0
2x2-4x+8=09x2-6x=0
x2+7x+2=9x+6x(3x+1)=4+6x
x2-5x+3=02x2+4
4x2+7x-1=0x2-2x=19
2x2-3x=x+9x2-9x-2=0
3x2+7x-8=08x2-10x=0
x2+6x-8=3x+5x(4x-4)=8+4x
x2-10x-7=04x2-4
2x2-6x+1=0x2+9x=10
4x2-2x=x-4x2-3x+1=0
2x2-3x-9=09x2-2x=0
x2-7x-7=8x-1x(3x+2)=9-5x
x2-6x-6=04x2+2
2x2-6x-1=0x2+8x=13
2x2+6x=x+1x2+3x-4=0
4x2+7x+10=05x2+4x=0
x2-7x-7=9x+9x(4x-2)=5-8x
x2+9x+9=03x2+3
x+10=0
2x2+4x+5=0x2+7x=16
4x2+6x=x+7x2+8x-10=0
2x2+10x+10=08x2-9x=0
x2+8x+9=4x-3x(2x+5)=3+6x
x2+2x+6=02x2-4
x-7=0
2x2-2x+2=0x2+3x=1
2x2+3x=x-7x2-5x-4=0
2x2+2x+7=09x2-4x=0
x2-5x+10=5x-2x(2x-5)=1+8x
x2-10x+10=03x2-4
4x2+2x+6=0x2+5x=9
3x2-4x=x+2x2-9x-1=0
4x2+7x-7=09x2-6x=0
x2+10x+4=4x-1x(2x+1)=8+9x
x2+6x-7=04x2-4
x+3=0
2x2-2x+8=0x2-7x=8
4x2-6x=x+3x2+7x-5=0
2x2+10x-6=02x2-4x=0
x2+10x+7=3x+9x(2x+2)=1+6x
x2+3x-10=02x2-2
3x2-5x+2=0x2-7x=1
4x2-8x=x+9x2-8x-5=0
2x2-2x-10=07x2-9x=0
x2-8x+6=9x-2x(2x+4)=3+3x
x2+5x-3=03x2-3
2x2+8x-10=0x2+10x=5
4x2-5x=x+4x2-5x+5=0
4x2-2x-3=08x2-3x=0
x2+9x-8=2x+10x(2x-3)=8-8x
x2+5x+7=04x2-3
2x2-10x+1=0x2-5x=16
4x2-4x=x-4x2-8x+1=0
4x2-10x+3=09x2-5x=0
x2-9x+5=4x-10x(2x+1)=4+9x
x2+7x+4=02x2+3
2x2-9x-2=0x2+4x=14
3x2-4x=x+7x2+6x-5=0
4x2+3x+2=02x2-8x=0
x2+10x+7=3x+4x(4x+1)=4-3x
x2-10x-5=03x2-2
3x2-3x-5=0x2+5x=17
4x2+4x=x+9x2-10x-2=0
2x2-9x-3=03x2+9x=0
x2-5x-3=7x+2x(3x+1)=6+8x
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