Number 10
2 marks · EasySimplify , giving your answer in the form , where and are integers and is as small as possible.
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5\sqrt{2}
Also accept: 5\sqrt{2}
Common mistakes: ; giving as 25
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Marking points
M1 · 1 mark · Identifies and uses largest perfect square factor of 50.
A1 · 1 mark · Final answer given as .
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