Eric Nicholas K's answer to Kathy's Secondary 4 A Maths Singapore question.
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Q26
This question should not be seen in the O Levels. I had some struggle with this question before opting to do this way.
This question should not be seen in the O Levels. I had some struggle with this question before opting to do this way.
Date Posted:
4 years ago
You can try expanding (a + b)^5 also, but not sure if it works. Let me know if you need me to answer this question from this approach. Will continue later.
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