p-q-Form (rationale Zahlen)
Die Lösungen müssen der Grösse nach geordnet eingetragen werden!
1.)
x
2
- 4,7·x + 2,1 = 0
p =
q =
x
1
=
x
2
=
.
2.)
x
2
- 17·x + 67,84 = 0
p =
q =
x
1
=
x
2
=
.
3.)
x
2
- x - 8,75 = 0
p =
q =
x
1
=
x
2
=
.
1.)
x
2
+ 5,5·x + 6 = 0
p =
q =
x
1
=
x
2
=
.
2.)
x
2
- 0,4·x - 3,96 = 0
p =
q =
x
1
=
x
2
=
.
3.)
x
2
+ 1,8·x - 4,48 = 0
p =
q =
x
1
=
x
2
=
.