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junior college 2 | H2 Maths
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Nelson Loo
Nelson Loo

junior college 2 chevron_right H2 Maths chevron_right Singapore

Anyone out there knows how to solve 7d)?

Date Posted: 2 years ago
Views: 504
Boy Mow Chau
Boy Mow Chau
2 years ago
7d)

numerator can factorise to ...
(sqrt[x+y]-2) (sqrt[x+y]+2)

cancel with denominator,
leaves (sqrt[x+y]+2)

limit is 4.

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Luo Xingqun
Luo Xingqun's answer
7 answers (Tutor Details)
1st
Part (d)