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secondary 3 | A Maths
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Isabella
Isabella

secondary 3 chevron_right A Maths chevron_right Singapore

I dont know how do solve this

Date Posted: 4 years ago
Views: 245
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Pancakes
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58 answers (A Helpful Person)
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First find gradient of y-4x=5. Since L1, the line passing through C is perpendicular to y-4x=5, the product of their gradients is -1. From here you can find gradient of L1 and the equation of L1. After finding equation of AB, equate equation of L1 and equation of AB to find point of intersection P.