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secondary 3 | A Maths
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Ambriesh.K
Ambriesh.K

secondary 3 chevron_right A Maths

Nee help with the whole question. I feel I made a mistake in my working. Would greatly appreciate detailed steps and working to crosscheck where I went wrong. Thanks a lot!

Date Posted: 7 years ago
Views: 530

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Cheryl Ting
Cheryl Ting's answer
3 answers (Tutor Details)
1st
Use remainder thereom and factor multiplication!
Guan Ri Oh
Guan Ri Oh
7 years ago
Actually, you do not need to expand the terms out. You can just substitute x=4 straightaway to skip the tedious working.
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Cheryl Ting
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Part b of the question