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Secondary 1 | Maths
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Secondary 1 chevron_right Maths chevron_right Singapore

Pls help with this qn

Date Posted: 3 years ago
Views: 525
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3 years ago
Need help with the whole of part b

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Ong Jing Long
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Eric Nicholas K
Eric Nicholas K
3 years ago
There is a slight inaccuracy in the expansion of one of the brackets in biii. It’s 12x instead of 4x.

Final answer for part biii should be 8x + 8, which can be factorised into 8 (x + 1) for use in part iv.