Ng Ming Bing's answer to Priscilla Neo's Junior College 1 H2 Maths Singapore question.

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Ng Ming Bing
Ng Ming Bing's answer
53 answers (A Helpful Person)
1st
Multiply by conjugate. This is a useful trick in computing limits that contain surds
Priscilla Neo
Priscilla Neo
6 years ago
Thank you:)