Eric Nicholas K's answer to Kathy's Secondary 4 A Maths Singapore question.

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
Q26 to Q29b
Eric Nicholas K
Eric Nicholas K
5 years ago
Sorry my 29b is wrong.
Eric Nicholas K
Eric Nicholas K
5 years ago
That is for Q29d I believe. But still, your proof is absolutely correct for that question and is much more detailed and mathematical than my superficial treatment of the proof.