Solving Quadratics by Factorising
Question 1:
5
x
2
−
19
x
−
4
=
0
x
=
−
1
5
or
4
Question 2:
3
x
2
−
14
x
+
8
=
0
x
=
2
3
or
4
Question 3:
2
x
2
−
x
−
3
=
0
x
=
3
2
or
−
1
Question 4:
4
x
2
+
9
x
+
5
=
0
x
=
−
5
4
or
−
1
Question 5:
6
x
2
−
5
x
−
6
=
0
x
=
−
2
3
or
3
2
Question 6:
6
x
2
−
11
x
+
3
=
0
x
=
1
3
or
3
2