人教版初中九年级数学上册因式分解法解一元二次方程综合练习题22.docx
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人教版初中九年级数学上册因式分解法解一元二次方程综合练习题22
x2+4x=0
7x2+2x=0
x2+18x=-81
16x2-361=0
x(2x-6)=4x-12
(3x+4)2=(8+9x)2
2x2+4x=0
6x2-4x=0
x2-14x=-49
49x2-324=0
x(4x+7)=8x+14
(x+7)2=(2-9x)2
2x2-4x=0
x2-2x=0
x2+20x=-100
36x2-169=0
2x(2x+6)=12x+36
(x-8)2=(2+x)2
x2-7x=0
8x2+5x=0
x2-20x=-100
36x2-100=0
2x(3x+1)=6x+2
(3x+8)2=(5+x)2
x2+3x=0
x2-2x=0
x2-14x=-49
4x2-256=0
x(3x-7)=6x-14
(x+1)2=(1+x)2
3x2+x=0
4x2-4x=0
x2+8x=-16
36x2-9=0
3x(4x-4)=16x-16
(x+5)2=(4+x)2
7x2+9x=0
5x2+5x=0
x2+14x=-49
49x2-49=0
x(3x+4)=18x+24
(8x+7)2=(2-5x)2
4x2-7x=0
9x2-3x=0
x2-10x=-25
36x2-225=0
4x(3x-1)=6x-2
(5x-3)2=(4-7x)2
4x2+2x=0
2x2-5x=0
x2-2x=-1
16x2-144=0
2x(2x+9)=10x+45
(6x-2)2=(2-x)2
4x2-x=0
5x2+2x=0
x2-20x=-100
4x2-121=0
2x(3x-2)=12x-8
(x+4)2=(7-2x)2
x2+5x=0
6x2-3x=0
x2-4x=-4
16x2-9=0
3x(4x+5)=20x+25
(x-9)2=(3+7x)2
6x2-4x=0
2x2-x=0
x2-4x=-4
25x2-225=0
2x(4x+5)=12x+15
(5x-7)2=(5-x)2
3x2+2x=0
x2-5x=0
x2-4x=-4
25x2-289=0
x(3x+8)=15x+40
(x-2)2=(7+6x)2
x2+6x=0
7x2-x=0
x2+2x=-1
64x2-400=0
4x(4x-1)=8x-2
(x+6)2=(6+2x)2
8x2-3x=0
2x2+4x=0
x2-8x=-16
64x2-4=0
x(3x+5)=18x+30
(2x-2)2=(5-4x)2
5x2+6x=0
9x2-x=0
x2-14x=-49
16x2-64=0
x(4x+7)=24x+42
(x+9)2=(3-9x)2
4x2+x=0
7x2-4x=0
x2-18x=-81
9x2-225=0
x(4x+8)=8x+16
(2x+7)2=(3+x)2
8x2-8x=0
6x2-x=0
x2-12x=-36
4x2-225=0
2x(2x-3)=6x-9
(3x+1)2=(6+6x)2
x2+2x=0
2x2+4x=0
x2-2x=-1
100x2-225=0
3x(2x-6)=12x-36
(x-3)2=(4-x)2
2x2-9x=0
6x2-x=0
x2-16x=-64
64x2-9=0
4x(3x-4)=9x-12
(x-7)2=(1+x)2
9x2-x=0
3x2+3x=0
x2+10x=-25
36x2-4=0
x(4x-5)=12x-15
(5x-2)2=(5-x)2
6x2+5x=0
7x2-x=0
x2-14x=-49
9x2-324=0
x(3x-7)=15x-35
(8x-9)2=(6-3x)2
9x2+5x=0
5x2-3x=0
x2-12x=-36
4x2-289=0
x(3x+7)=9x+21
(8x-2)2=(7-x)2
7x2-x=0
x2+5x=0
x2+4x=-4
81x2-169=0
4x(3x+9)=6x+18
(x+3)2=(4+x)2
7x2+x=0
9x2+2x=0
x2+10x=-25
64x2-4=0
4x(3x+9)=12x+36
(x+5)2=(10-3x)2
7x2-8x=0
x2-4x=0
x2+20x=-100
25x2-289=0
x(3x-9)=6x-18
(x-8)2=(2+6x)2
6x2-5x=0
3x2+x=0
x2-20x=-100
9x2-289=0
4x(2x-3)=12x-18
(7x-3)2=(6+3x)2
3x2-4x=0
x2+4x=0
x2+18x=-81
4x2-169=0
2x(3x-9)=18x-54
(x-5)2=(1-x)2
4x2-8x=0
5x2+2x=0
x2+10x=-25
100x2-100=0
x(3x-1)=15x-5
(4x+7)2=(1+5x)2
4x2-5x=0
3x2-x=0
x2-2x=-1
81x2-81=0
x(2x+8)=12x+48
(7x-7)2=(3-6x)2
6x2+9x=0
7x2+x=0
x2+8x=-16
49x2-256=0
x(3x+5)=6x+10
(x+8)2=(5-8x)2
8x2+7x=0
3x2-2x=0
x2+10x=-25
36x2-289=0
x(4x+5)=24x+30
(x-6)2=(5-x)2
6x2+7x=0
6x2+3x=0
x2+8x=-16
81x2-1=0
2x(2x-2)=6x-6
(x+8)2=(1-x)2
x2+7x=0
x2-3x=0
x2+2x=-1
4x2-225=0
3x(2x-7)=10x-35
(x+8)2=(3+x)2
2x2-4x=0
9x2+5x=0
x2-20x=-100
4x2-289=0
x(2x-5)=4x-10
(4x-4)2=(3+x)2
x2-7x=0
5x2-2x=0
x2-14x=-49
9x2-64=0
x(2x+5)=6x+15
(2x+2)2=(1-x)2
8x2+x=0
8x2-3x=0
x2-6x=-9
25x2-1=0
x(2x+8)=4x+16
(3x-1)2=(9-x)2
x2-4x=0
6x2+4x=0
x2-20x=-100
4x2-324=0
x(2x-3)=4x-6
(6x+5)2=(7+x)2
9x2-9x=0
6x2+4x=0
x2+4x=-4
4x2-49=0
2x(4x+3)=24x+18
(5x+9)2=(1-3x)2
9x2+8x=0
x2-2x=0
x2-4x=-4
49x2-16=0
2x(4x+8)=20x+40
(x+8)2=(3+6x)2
3x2-8x=0
x2-x=0
x2+10x=-25
4x2-289=0
x(2x-1)=12x-6
(x-9)2=(6-x)2
6x2-5x=0
3x2+5x=0
x2-4x=-4
64x2-361=0
x(3x+4)=12x+16
(x+8)2=(5+x)2
7x2-x=0
4x2+x=0
x2+14x=-49
49x2-36=0
3x(2x-2)=4x-4
(9x+5)2=(10-5x)2
8x2-x=0
7x2-x=0
x2-10x=-25
9x2-400=0
x(3x-9)=9x-27
(x-4)2=(5+6x)2
4x2-3x=0
8x2-3x=0
x2+14x=-49
4x2-49=0
x(4x-6)=12x-18
(x+5)2=(3-5x)2
2x2-6x=0
x2-x=0
x2+8x=-16
9x2-144=0
4x(2x+4)=12x+24
(x+9)2=(2-x)2
2x2-7x=0
x2+x=0
x2+4x=-4
64x2-169=0
3x(3x+1)=15x+5
(3x-6)2=(5-5x)2
7x2+7x=0
5x2+x=0
x2-14x=-49
16x2-81=0
x(3x+8)=6x+16
(x-7)2=(5+7x)2
8x2+x=0
x2-2x=0
x2+10x=-25
36x2-4=0
x(2x+4)=12x+24
(6x+3)2=(6+x)2
x2+x=0
7x2-2x=0
x2-16x=-64
4x2-361=0
3x(3x+3)=18x+18
(x+8)2=(9+4x)2
3x2-7x=0
5x2-5x=0
x2+20x=-100
100x2-16=0
4x(4x-7)=12x-21
(x+2)2=(3+8x)2
x2-4x=0
6x2-x=0
x2-14x=-49
36x2-225=0
x(2x+2)=10x+10
(2x+7)2=(3+8x)2
4x2+3x=0
x2+3x=0
x2-8x=-16
100x2-196=0
2x(4x-5)=24x-30
(x-8)2=(2-x)2
2x2-9x=0
4x2-3x=0
x2-6x=-9
4x2-100=0
2x(3x+1)=6x+2
(3x+2)2=(4-7x)2
3x2+7x=0
x2-x=0
x2+8x=-16
4x2-121=0
x(2x-7)=6x-21
(x+5)2=(10+5x)2
8x2-3x=0
5x2+x=0
x2+4x=-4
4x2-121=0
3x(2x-8)=4x-16
(x-5)2=(7-2x)2
7x2+2x=0
x2+x=0
x2-2x=-1
4x2-100=0
4x(2x-9)=12x-54
(5x+4)2=(2-5x)2
6x2-2x=0
x2+2x=0
x2-4x=-4
9x2-4=0
x(3x-8)=15x-40
(5x+3)2=(10-x)2
7x2+x=0
2x2-x=0
x2+16x=-64
4x2-64=0
4x(3x+1)=18x+6
(x+8)2=(4-9x)2
2x2-7x=0
8x2+3x=0
x2+16x=-64
25x2-400=0
x(4x-1)=16x-4
(x+8)2=(4-x)2
9x2+x=0
3x2+2x=0
x2-16x=-64
49x2-49=0
x(4x-7)=8x-14
(9x-1)2=(3+x)2
x2-4x=0
6x2+x=0
x2-16x=-64
36x2-81=0
3x(4x-2)=12x-6
(4x-4)2=(10-x)2
5x2-6x=0
2x2+x=0
x2+4x=-4
36x2-400=0
x(2x+1)=8x+4
(x+5)2=(5+x)2
7x2+7x=0
8x2+5x=0
x2+8x=-16
25x2-169=0
3x(4x+9)=20x+45
(7x-9)2=(9+7x)2
7x2-2x=0
8x2+4x=0
x2-8x=-16
25x2-400=0
x(2x+3)=4x+6
(2x+1)2=(6-x)2
4x2-5x=0
9x2+4x=0
x2+8x=-16
36x2-64=0
4x(3x-5)=18x-30
(x-8)2=(3+7x)2
4x2-9x=0
3x2+x=0
x2+10x=-25
100x2-400=0
2x(4x-3)=24x-18
(x+6)2=(8-6x)2
x2-9x=0
8x2-2x=0
x2-8x=-16
64x2-36