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63.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63.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63
x2-6x-8=02x2-4
x+1=0
3x2-7x+2=0x2+8x=17
3x2-2x=x+10x2+8x-9=0
3x2-7x+8=06x2-9x=0
x2-2x+1=7x-10x(4x+3)=1-7x
x2-3x+6=04x2+3
x+4=0
3x2-10x+3=0x2-5x=20
3x2-2x=x+10x2+5x-6=0
3x2-5x-1=09x2+9x=0
x2-6x-2=4x-9x(4x-4)=4+6x
x2-8x+9=04x2+2
x+7=0
4x2-10x-1=0x2+10x=3
2x2-2x=x+10x2+6x-3=0
2x2+7x-7=06x2+8x=0
x2-7x+1=6x+6x(3x+2)=5-9x
x2-4x+6=02x2-3
x+1=0
3x2-3x-6=0x2-2x=8
2x2-4x=x+2x2+7x-6=0
2x2-4x-1=04x2+9x=0
x2+9x+3=2x-7x(4x+5)=1-8x
x2-8x-2=04x2-4
x+6=0
2x2+5x+3=0x2-8x=10
2x2+5x=x-10x2+8x+10=0
2x2-2x+8=02x2-2x=0
x2-4x+5=9x+7x(4x+5)=9-7x
x2+6x+2=03x2-2
x+9=0
3x2+2x-4=0x2+2x=12
4x2+8x=x+10x2+3x-4=0
2x2+5x-2=08x2-8x=0
x2+6x-9=2x+6x(3x-4)=5-4x
x2-2x-6=03x2-3
x-4=0
3x2-7x-3=0x2+9x=3
2x2+4x=x+2x2-7x-8=0
2x2-9x+8=06x2-5x=0
x2-2x+9=7x+9x(3x-1)=4+6x
x2+8x+8=04x2+2
x+6=0
4x2+7x+7=0x2+8x=4
3x2-8x=x-3x2+4x-10=0
2x2+9x+7=02x2+8x=0
x2-2x-8=7x-4x(3x-2)=6-6x
x2+10x-5=02x2-3
x-2=0
4x2+9x-9=0x2-6x=10
3x2+9x=x-3x2-5x+5=0
2x2-6x-5=07x2-7x=0
x2-4x+5=6x-4x(2x-5)=3+6x
x2-6x-5=02x2-4
x-5=0
3x2-4x+7=0x2-9x=13
4x2+6x=x-1x2-7x+4=0
4x2-2x-1=06x2-9x=0
x2+4x-4=8x+4x(2x+3)=3-9x
x2-10x+6=03x2+3
x-9=0
2x2-4x-6=0x2-2x=13
3x2-9x=x-2x2+2x+7=0
2x2+4x+2=07x2-3x=0
x2+9x-1=8x+4x(4x+3)=9-3x
x2-6x-3=03x2+3
x-5=0
3x2-5x-1=0x2-3x=14
3x2+4x=x-4x2+3x-9=0
3x2+6x+3=03x2-5x=0
x2-2x-1=9x+9x(2x+1)=3+4x
x2+9x+5=02x2-2
x+10=0
2x2-2x+4=0x2-10x=11
2x2+10x=x+7x2+9x-6=0
2x2+2x+3=07x2-9x=0
x2+10x-3=9x-7x(4x-2)=9-6x
x2+8x-2=02x2-3
x-7=0
3x2-6x-2=0x2-2x=6
3x2-2x=x-7x2-10x+6=0
2x2-9x+8=02x2+6x=0
x2-5x-2=6x-8x(4x-5)=1+5x
x2-3x+5=02x2+3
x-5=0
3x2-10x+3=0x2-6x=16
4x2-10x=x-2x2+9x+9=0
4x2-10x+7=06x2+5x=0
x2-6x+8=9x-6x(4x+3)=6-2x
x2-6x-3=04x2+2
x-9=0
2x2-9x+8=0x2+3x=11
3x2+8x=x+4x2-5x-1=0
4x2-4x+1=07x2-7x=0
x2-5x-3=4x-8x(4x-3)=7-6x
x2+2x-4=04x2-3
x-6=0
3x2-5x+6=0x2-5x=19
4x2+9x=x-1x2+7x+10=0
3x2+3x-4=03x2-8x=0
x2-7x-7=5x+6x(4x+3)=6+6x
x2-6x-4=04x2+2
x+3=0
4x2+2x+4=0x2+7x=16
4x2-6x=x-7x2-9x+5=0
4x2+8x-2=03x2+7x=0
x2-6x+5=6x-1x(4x-4)=9-9x
x2+7x-8=02x2-4
x-9=0
3x2-3x-1=0x2+10x=6
4x2+2x=x-7x2-4x-8=0
2x2-10x-7=09x2-10x=0
x2-3x+7=2x-1x(3x+3)=3-6x
x2-2x+8=02x2+2
x-3=0
3x2-7x-8=0x2-4x=12
2x2-10x=x+4x2+10x-3=0
2x2-5x+7=07x2-2x=0
x2-2x-9=5x-1x(4x-5)=4-9x
x2-4x+1=02x2+3
x-1=0
3x2+6x-7=0x2-3x=13
3x2-3x=x-1x2+9x-2=0
4x2+9x+5=07x2-6x=0
x2+6x-8=6x+9x(2x-2)=6-3x
x2+8x+9=04x2+4
x+2=0
2x2-6x-6=0x2+10x=4
4x2-9x=x+5x2+4x+1=0
3x2+8x+4=03x2+7x=0
x2-9x-9=7x+1x(2x-5)=3+9x
x2-5x+4=04x2+3
x+9=0
4x2+5x+9=0x2-4x=7
2x2+5x=x-10x2+2x+10=0
3x2-3x-3=03x2-6x=0
x2-3x-6=2x-5x(4x+1)=5-9x
x2+4x+5=02x2-4
x+9=0
4x2+10x+6=0x2-9x=14
2x2-8x=x-3x2+5x+6=0
2x2+7x-7=06x2-4x=0
x2+8x+1=3x-3x(2x+2)=1+6x
x2-9x+5=04x2-3
x+3=0
3x2+7x+10=0x2+2x=10
4x2-3x=x-10x2+6x-9=0
3x2-5x-7=02x2+2x=0
x2-8x-2=7x-8x(2x-1)=4-8x
x2-5x-7=04x2+2
x-6=0
2x2+9x+10=0x2-4x=19
2x2+10x=x+6x2+3x-2=0
2x2-9x-4=07x2+2x=0
x2-5x+2=5x-9x(4x+2)=7+7x
x2+8x-1=03x2-3
x+8=0
4x2-5x-5=0x2-10x=17
3x2+6x=x-2x2+7x-4=0
4x2+6x+8=05x2-6x=0
x2+6x+5=2x+6x(3x-3)=5+7x
x2-3x+2=04x2-3
x-3=0
3x2-9x+5=0x2+5x=8
2x2+8x=x+1x2+8x-6=0
2x2+3x+8=05x2+6x=0
x2+4x+2=5x+7x(2x+2)=9-8x
x2-8x+8=04x2-3
x-5=0
4x2-6x-1=0x2+5x=6
4x2-8x=x+7x2-4x+1=0
2x2-2x-7=05x2-8x=0
x2-8x+10=4x+9x(3x-3)=8+7x
x2-10x+5=03x2+4
x-6=0
4x2+8x+3=0x2-5x=5
2x2-2x=x+4x2-6x-1=0
4x2+8x+6=02x2+6x=0
x2+3x-1=5x-9x(2x+4)=1+7x
x2-7x-4=02x2+3
x-2=0
2x2+6x+9=0x2-3x=14
4x2+3x=x-1x2-9x-9=0
3x2-4x-4=02x2-2x=0
x2+5x+2=4x+7x(4x+4)=6-9x
x2+2x-10=03x2+3
x+8=0
4x2-6x-5=0x2-9x=15
3x2-6x=x-10x2+8x-3=0
4x2-8x+2=08x2-9x=0
x2+8x+7=5x+10x(3x-1)=1+8x
x2+2x+9=04x2+2
x-1=0
2x2+10x-1=0x2-5x=3
3x2-7x=x-5x2-3x-4=0
4x2+6x+5=02x2-6x=0
x2+9x+10=5x-10x(3x-5)=1+7x
x2+3x+4=03x2-4
x-7=0
3x2+7x+8=0x2+4x=14
2x2+5x=x-8x2-4x-8=0
3x2-6x-1=07x2+3x=0
x2+10x+8=8x+4x(4x-1)=4-3x
x2-3x-9=02x2-4
x+4=0
2x2-10x-7=0x2-7x=6
4x2+6x=x+3x2-8x-7=0
3x2+10x-9=03x2-10x=0
x2+2x-6=4x+9x(4x-3)=6+9x
x2-8x+6=02x2-2
x+1=0
3x2-2x+4=0x2+7x=16
3x2+5x=x-9x2+8x-6=0
4x2+6x+7=08x2+10x=0
x2-10x-10=5x-9x(2x+5)=8+2x
x2-8x+8=03x2-2
x-2=0
2x2-6x-6=0x2-5x=8
3x2-5x=x+4x2+4x-1=0
2x2-6x+3=07x2+4x=0
x2-3x-2=2x-1x(2x+4)=5-5x
x2+5x+10=04x2-4
x+4=0
4x2+2x-1=0x2+10x=14
2x2-9x=x-1x2-9x+4=0
3x2+8x-6=02x2-6x=0
x2-5x+3=8x+9x(4x-5)=4+7x
x2-10x-1=04x2+3
x+3=0
3x2-8x-8=0x2+3x=12
2x2+8x=x+10x2+7x+4=0
4x2-2x-4=08x2-10x=0
x2+2x-1=3x-8x(4x-3)=6-7x
x2-3x-5=04x2+4
x+8=0
3x2-9x+10=0x2+9x=7
2x2-10x=x+9x2+4x-7=0
3x2+4x-10=08x2+2x=0
x2-7x+9=6x+2x(2x+2)=4+9x
x2+2x-8=03x2-2
x+1=0
2x2-3x-9=0x2-4x=14
4x2+8x=x+6x2-5x-5=0
2x2+5x+6=04x2+3x=0
x2-5x+7=3x-7x(3x+1)=3-6x
x2+7x+10=04x2-4
x-9=0
3x2-8x+9=0x2-5x=20
3x2-2x=x-4x2+3x+5=0
3x2+3x+3=09x2-8x=0
x2-8x-5=7x-2x(3x-5)=8-3x
x2+8x-5=04x2-2
x-8=0
2x2-10x+2=0x2+10x=9
3x2-10x=x-4x2+2x+6=0
4x2+6x-3=08x2+4x=0
x2+3x+1=4x+4x(2x+2)=6+7x
x2-4x-3=03x2-3
x+3=0
2x2-10x-7=0x2-10x=12
4x2+2x=x+5x2+4x+1=0
2x2+8x+5=02x2+7x=0
x2+3x-10=5x+2x(4x+1)=4-3x
x2-7x+10=04x2-2
x-3=0
2x2-7x-9=0x2-6x=2
4x2+2x=x-6x2-3x-8=0
3x2+5x+5=06x2-2x=0
x2+8x-1=9x+4x(3x-1)=5+5x
x2-6x-10=02x2-2
x-4=0
4x2-6x+7=0x2-10x=15
4x2-9x=x-10x2-3x-8=0
4x2+8x-8=06x2-9x=0
x2+6x+6=3x+9x(4x+2)=7+8x
x2-5x-1=04x2-4
x+8=0
2x2-7x+3=0x2+9x=8
4x2-4x=x-5x2+4x+10=0
2x2-5x-7=08x2+4x=0
x2-2x-4=7x-8x(4x+4)=4-6x
x2-2x-7=04x2-4
x+7=0
4x2-6x+8=0x2+9x=16
4x2-5x=x-8x2+2x+5=0
3x2+7x+1=03x2-2x=0
x2-3x-7=9x-1x(3x+2)=9+3x
x2+6x+6=02x2-2
x-10=0
4x2-7x-4=0x2-8x=7
3x2+10x=x+6x2-2x-8=0
4x2-8x-7=04x2+6x=0
x2-7x+3=4x-2x(4x-4)=1+5x
x2-6x+1=02x2+3
x+8=0
4x2+9x-8=0x2+8x=4
2x2+10x=x+3x2-5x-8=0
3x2-6x-7=06x2-3x=0
x2+10x+1=2x+8x(4x-5)=9-2x
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