1. Expand Brackets
January 29, 2015
This means ‘get rid’ of the brackets in cases
like:
3(x + 2)
4(2x + 3)
x(x + 3)
3(x – 2) + 2(x – 3)
(x + 3)(x – 2)
Low C
C
B
3. 3(x + 2)
3 X (x + 2)
This means 3
times (x + 2)
To remove the
brackets, you times
the x and 2 by 3.
4. 3(x + 2)
3 X (x + 2)
3 X x + 3 X 2
This means 3
times (x + 2)
To remove the
brackets, you times
the x and 2 by 3.
Like this
5. 3(x + 2)
3 X (x + 2)
3 X x + 3 X 2
3x + 6
This means 3
times (x + 2)
To remove the
brackets, you times
the x and 2 by 3.
Like this
The brackets have been
removed.
7. 4(2x – 3)
4 X (2x – 3)
This means 4
times (2x + 3)
To remove the
brackets, you times
the 2x and 3 by 4.
8. 4(2x – 3)
4 X (2x – 3)
4 X 2x – 4 X 3
This means 4
times (2x + 3)
To remove the
brackets, you times
the 2x and 3 by 4.
Like this
9. 4(2x – 3)
4 X (2x – 3)
4 X 2x – 4 X 3
8x – 12
This means 4
times (2x + 3)
To remove the
brackets, you times
the 2x and 3 by 4.
Like this
The brackets have been
removed.
10. 4(2x – 3)
4 X (2x – 3)
4 X 2x – 4 X 3
8x – 12
This means 4
times (2x + 3)
To remove the
brackets, you times
the 2x and 3 by 4.
Like this
The brackets have been
removed.