Expand brackets 1
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Transcript of Expand brackets 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(x + 2) This means 3 times (x + 2)
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.
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
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.
4(2x – 3) This means 4 times (2x – 3)
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.
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
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.
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.
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