Live trial lesson
Working it out
The problem you brought
x
2
+ 5
x
+ 6 = 0
We solve it together
1
Find two numbers that multiply to 6, add to 5
2
×
3
= 6 ·
2
+
3
= 5
2
Factor into two brackets
(
x
+
2
)(
x
+
3
) = 0
3
Set each bracket to zero & solve
x
=
−2
or
x
=
−3
Your tutor