Solving Quadratics by Factorising
Question 1:
5
x
2
+
14
x
−
3
=
0
x
=
1
5
or
−
3
Question 2:
6
x
2
+
7
x
−
10
=
0
x
=
5
6
or
−
2
Question 3:
4
x
2
−
9
x
+
5
=
0
x
=
5
4
or
1
Question 4:
3
x
2
−
2
x
−
5
=
0
x
=
5
3
or
−
1
Question 5:
4
x
2
+
8
x
+
3
=
0
x
=
−
1
2
or
−
3
2
Question 6:
6
x
2
−
11
x
+
3
=
0
x
=
1
3
or
3
2
