Solving Quadratics by Factorising
Question 1:
5
x
2
−
14
x
−
24
=
0
x
=
−
6
5
or
4
Question 2:
4
x
2
−
25
x
+
6
=
0
x
=
1
4
or
6
Question 3:
4
x
2
−
19
x
−
5
=
0
x
=
−
1
4
or
5
Question 4:
5
x
2
−
24
x
−
36
=
0
x
=
−
6
5
or
6
Question 5:
6
x
2
+
5
x
−
6
=
0
x
=
2
3
or
−
3
2
Question 6:
9
x
2
−
9
x
−
10
=
0
x
=
−
2
3
or
5
3