Chapter : binomial theorem Erm.. I'm not sure how to do :(

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secondary 3 A Maths Singapore

Chapter : binomial theorem
Erm.. I'm not sure how to do :(

Date Posted: 3 years ago

For term independent of x, index of x is 0

(18 - r) - (r/2) = 0
r = 12

Then substitute r = 12 into the expression to find the term.

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Date Posted: 3 years ago

Coco

3 years ago

Thank you!