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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) ...
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.
L...
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.
Lik...
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 b...
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 b...
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Expand brackets 1

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Transcript of "Expand brackets 1"

  1. 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
  2. 2. 3(x + 2) This means 3 times (x + 2)
  3. 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. 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. 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.
  6. 6. 4(2x – 3) This means 4 times (2x – 3)
  7. 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. 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. 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. 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.
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