Josh Anderson
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GCSE Maths (Mathematics GCSE) Quiz on Mathematics A - Edexcel - GCSE - Expanding Brackets, created by Josh Anderson on 10/02/2016.

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Josh Anderson
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Mathematics A - Edexcel - GCSE - Expanding Brackets

Question 1 of 4

1

Fill the blank spaces to complete the text.

Expand the brackets.

25(5-y)
-y

Explanation

Question 2 of 4

1

Expand and simplify.

x(5x-20)-y(20y-23)-70y

Select one of the following:

  • 5x²-20x-20y²-23y-70y

  • 5x²-20x-20y²-93y

  • 5x²-20x+20y²-23y-70y

  • 5x²-20x+20y²-93y

  • 5x²-20x-20y²+23y-70y

  • 5x²-20x-20y²+47y

Explanation

Question 3 of 4

1

Expand and simplify.

(15x+200)(2x-30)

x+x

²-

Drag and drop to complete the text.

    30
    400
    -6000
    -450
    450
    30x
    -50x
    50x
    6000

Explanation

Question 4 of 4

1

(x+y)(x-y), for any value of y, equals x squared plus 2xy minus the value of y squared

For example (x+4)(x-4) = x squared + 8x - 16

Select one of the following:

  • True
  • False

Explanation