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junior college 2 | H2 Maths
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Janet
Janet

junior college 2 chevron_right H2 Maths chevron_right Singapore

Please help with (ii). Thank you

Date Posted: 4 years ago
Views: 235
Eric Nicholas K
Eric Nicholas K
4 years ago
Good evening Janet! I will look at this question by 4 am after my class ends later.

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
Good evening Janet! Here are my workings for part a. I will continue with the other two parts when I return.
Janet
Janet
4 years ago
Thank you
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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
Good evening Janet! The formula for the binomial expansion for negative and fractional powers are more or less the same as the positive integer case, except that we cannot write the binomial coefficient (n r) which is only defined for non-negative integers. And also, there is a validity range to observe here.