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secondary 2 | Maths
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Jayden
Jayden

secondary 2 chevron_right Maths chevron_right Singapore

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Date Posted: 2 years ago
Views: 187
Random Sec 4 student
Random Sec 4 Student
2 years ago
need part a to solve because it says hence, so must use a to solve b

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Nathaniel Lukas Christianto
Nathaniel Lukas Christianto's answer
4 answers (Tutor Details)
1st
Remember that a²-b² = (a-b)(a+b)