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secondary 4 | A Maths
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secondary 4 chevron_right A Maths chevron_right Singapore

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Date Posted: 6 months ago
Views: 29
Eric Nicholas K
Eric Nicholas K
6 months ago

(a) let u = 2^x

(b) let u = 3^x

Will do up the rest later.

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Eric Nicholas K
Eric Nicholas K's answer
3654 answers (Tutor Details)
The equations all reduce to cubic-looking equations which you can solve using the polynomial techniques.