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junior college 1 | H2 Maths
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Candice lim
Candice Lim

junior college 1 chevron_right H2 Maths chevron_right Singapore

Hi, I really need help on part (ii). I am stuck on this Vector question for the whole afternoon.
Pls help me, thank you so much :)

Date Posted: 2 years ago
Views: 506

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Boy Mow Chau
Boy Mow Chau's answer
316 answers (Tutor Details)
1st
try to remember the trick of squaring both sides (line 6)

quite common to have questions involving this idea.
Boy Mow Chau
Boy Mow Chau
2 years ago
another good practice is to try to make a sketch to visualise the problem. i did start with a sketch but did not show it here.
Candice lim
Candice Lim
2 years ago
Thank you so much Mr Chau. Your working is very clear. It shows me where is my missing step :)