Lim Zhen Heng's answer to limsiyun's Secondary 3 A Maths question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Lim Zhen Heng
Lim Zhen Heng's answer
15 answers (Tutor Details)
1st
When you see surds in fraction, get ready to rationalise it

Surds can be manipulated like algebraic unknowns