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secondary 2 | Maths
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Date Posted: 2 years ago
Views: 374
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done
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Hope this helps
Date Posted:
2 years ago
Using a2-b2
(a+b)(a-b)
(22.5+2.5)(22.5-2.5)
(25)(20)
500
(a+b)(a-b)
(22.5+2.5)(22.5-2.5)
(25)(20)
500
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