一元二次方程

合集下载
  1. 1、下载文档前请自行甄别文档内容的完整性,平台不提供额外的编辑、内容补充、找答案等附加服务。
  2. 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
  3. 3、如文档侵犯您的权益,请联系客服反馈,我们会尽快为您处理(人工客服工作时间:9:00-18:30)。

1)x^2-9x+8=0 答案:x1=8 x2=1

(2)x^2+6x-27=0 答案:x1=3 x2=-9

(3)x^2-2x-80=0 答案:x1=-8 x2=10

(4)x^2+10x-200=0 答案:x1=-20 x2=10

(5)x^2-20x+96=0 答案:x1=12 x2=8

(6)x^2+23x+76=0 答案:x1=-19 x2=-4

(7)x^2-25x+154=0 答案:x1=14 x2=11

(8)x^2-12x-108=0 答案:x1=-6 x2=18

(9)x^2+4x-252=0 答案:x1=14 x2=-18

(10)x^2-11x-102=0 答案:x1=17 x2=-6

(11)x^2+15x-54=0 答案:x1=-18 x2=3

(12)x^2+11x+18=0 答案:x1=-2 x2=-9

(13)x^2-9x+20=0 答案:x1=4 x2=5

(14)x^2+19x+90=0 答案:x1=-10 x2=-9

(15)x^2-25x+156=0 答案:x1=13 x2=12

(16)x^2-22x+57=0 答案:x1=3 x2=19

(17)x^2-5x-176=0 答案:x1=16 x2=-11

(18)x^2-26x+133=0 答案:x1=7 x2=19

(19)x^2+10x-11=0 答案:x1=-11 x2=1

(20)x^2-3x-304=0 答案:x1=-16 x2=19

(21)x^2+13x-140=0 答案:x1=7 x2=-20

(22)x^2+13x-48=0 答案:x1=3 x2=-16

(23)x^2+5x-176=0 答案:x1=-16 x2=11

(24)x^2+28x+171=0 答案:x1=-9 x2=-19

(25)x^2+14x+45=0 答案:x1=-9 x2=-5

(26)x^2-9x-136=0 答案:x1=-8 x2=17

(27)x^2-15x-76=0 答案:x1=19 x2=-4

(28)x^2+23x+126=0 答案:x1=-9 x2=-14

(29)x^2+9x-70=0 答案:x1=-14 x2=5

(30)x^2-1x-56=0 答案:x1=8 x2=-7

(31)x^2+7x-60=0 答案:x1=5 x2=-12

(32)x^2+10x-39=0 答案:x1=-13 x2=3

(33)x^2+19x+34=0 答案:x1=-17 x2=-2

(34)x^2-6x-160=0 答案:x1=16 x2=-10

(35)x^2-6x-55=0 答案:x1=11 x2=-5

(36)x^2-7x-144=0 答案:x1=-9 x2=16

(37)x^2+20x+51=0 答案:x1=-3 x2=-17

(38)x^2-9x+14=0 答案:x1=2 x2=7

(39)x^2-29x+208=0 答案:x1=16 x2=13

(40)x^2+19x-20=0 答案:x1=-20 x2=1

(41)x^2-13x-48=0 答案:x1=16 x2=-3

(42)x^2+10x+24=0 答案:x1=-6 x2=-4

(43)x^2+28x+180=0 答案:x1=-10 x2=-18

(44)x^2-8x-209=0 答案:x1=-11 x2=19

(45)x^2+23x+90=0 答案:x1=-18 x2=-5

(46)x^2+7x+6=0 答案:x1=-6 x2=-1

(47)x^2+16x+28=0 答案:x1=-14 x2=-2

(48)x^2+5x-50=0 答案:x1=-10 x2=5

(49)x^2+13x-14=0 答案:x1=1 x2=-14

(50)x^2-23x+102=0 答案:x1=17 x2=6

(51)x^2+5x-176=0 答案:x1=-16 x2=11

(52)x^2-8x-20=0 答案:x1=-2 x2=10

(53)x^2-16x+39=0 答案:x1=3 x2=13

(54)x^2+32x+240=0 答案:x1=-20 x2=-12

(55)x^2+34x+288=0 答案:x1=-18 x2=-16

(56)x^2+22x+105=0 答案:x1=-7 x2=-15

(57)x^2+19x-20=0 答案:x1=-20 x2=1

(58)x^2-7x+6=0 答案:x1=6 x2=1

(59)x^2+4x-221=0 答案:x1=13 x2=-17

(60)x^2+6x-91=0 答案:x1=-13 x2=7

1 x^2-6x+5=0

2 x^2+4x-5=0

3 4x^2-12x+5=0

4 x^2+4x+4=0

5 2x^2-5x+2=0

6 x^2+6x-7=0

7 x^2+3x-4=0

8 x^2+5x-6=0

9 a^2-5a+6=0

10 c^2+3c-4=0

11 2x^2+5x-3=0

12 x^2-6x+8=0

13 x^2-4x-5=0

14 x^2-8x+15=0

15 7x^2-8x+1=0

16 4x^2-4x-3=0

17 x^2-6x+8=0

18 x^2-2x-8=0

19 x^2+2x-8=0

20 4x^2-12x-7=0

对不起只找到这些抱歉了

相关文档
最新文档