Solving Quadratics by Factorising
Question 1:
3
x
2
−
14
x
+
8
=
0
x
=
2
3
or
4
Question 2:
2
x
2
−
x
−
6
=
0
x
=
−
3
2
or
2
Question 3:
3
x
2
+
16
x
+
16
=
0
x
=
−
4
3
or
−
4
Question 4:
5
x
2
−
22
x
+
8
=
0
x
=
2
5
or
4
Question 5:
6
x
2
+
5
x
+
1
=
0
x
=
−
1
3
or
−
1
2
Question 6:
6
x
2
−
25
x
+
25
=
0
x
=
5
3
or
5
2
