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

Urgent help required for part iii!thank u so much

Date Posted: 4 months ago
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Eric Nicholas K
Eric Nicholas K's answer
3943 answers (Tutor Details)
Hi Candice! Here are my workings for this question.

For part iii, the vectors method which I have used is not exactly covered in your syllabus, but it has very close relations with the "product of gradients of two perpendicular lines is -1" property of coordinate geometry.
4 months ago
Thank u so much again