LBV Tradt

Quadratische Gleichungen: Lösung mittels der Mitternachtsformel

© LBV Tradt

A01
4x2+8x−5=27
x =
A02
3x−2x2−3=−38
x =
A03
6x−14=−8x2
x =
A04
180−2x=2x2
x =
A05
3x2−14=19x
x =
A06
8−14x=4x2
x =
A07
7x+12=4x2+1
x =
A08
2x2−22=−20x
x =
A09
2x2−5=−3x
x =
A10
2x2−12=23x
x =
A11
9+x2=4x+86
x =
A12
115+18x=x2
x =
A13
2x2+2x−4=80
x =
A14
1−2x2=−4x−95
x =
A15
7−13x=−6x2
x =
A16
x2−51=−14x
x =
A17
x2−5=7x+3
x =
A18
3x2+30x=−27
x =
A19
x2−15=−14x
x =
A20
2x2+23x=675
x =
A21
x2+2x−2=166
x =
A22
4x−0,1x2=11,1
x =
A23
32+14x=x2
x =
A24
180−x2=−57x
x =
A25
3x2−1=−0,5x
x =
A26
3+3x2=−10x
x =
A27
3x2=−2x+3,52
x =
A28
x2+1=6x−0,71
x =
A29
10x2+2x=0,3
x =
A30
x−0,5x2=−3,42
x =
A31
x2+2x=15,81
x =
A32
4x+2=x2−0,25
x =
A33
3x2−29,12=2x
x =
A34
4x2−8x=192
x =
A35
5x2+1,8=−10x
x =
A36
10x=x2+24,99
x =
A37
x2=9x−6,56
x =
A38
49,61−8x=x2
x =
A39
x2+16x=38,01
x =
A40
x2+9x=85,84
x =
A41
4x2+6−5x=50
x =
A42
x2−1=7x+17
x =
A43
36+x2=−20x
x =
A44
6x2+9−2x=17
x =
A45
8x2−15=2,9x
x =
A46
2x−5x2=−57,6
x =
A47
x2+5,89=6+x
x =
A48
9x=−1,84+x2
x =
A49
x2+x+8=350
x =
A50
3x=x2−460
x =
A51
7x=x2−228
x =
A52
x2−37=7x+61
x =
A53
x2+9x=2,79
x =
A54
x2−13x=1,31
x =
A55
9x=x2−296,59
x =
A56
x2=80,96−14x
x =
A57
5x2−20=15x
x =
A58
8x+18=x2+9
x =
A59
4x2+24=−28x
x =
A60
27x2−9x=18
x =
A61
x2−2x=14x+36
x =
A62
x2+30x−69=−5
x =
A63
x2=8x+48
x =
A64
3x2=42x+96
x =
A65
6x2−8,36=7x
x =
A66
8x=x2+4,44
x =
A67
6x=x2−1,24
x =
A68
x2−3,18=−4,7x
x =

Hinweis: Jede der beiden mathematisch richtigen Lösungen wird bei der Kontrolle akzeptiert. „Lösung“ trägt jeweils eine gültige Lösung ein.