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secondary 4 | A Maths
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secondary 4 chevron_right A Maths

Pls help

Date Posted: 2 years ago
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Mohamad Wildanus Solihin
Mohamad Wildanus Solihin's answer
8 answers (A Helpful Person)
Hopefully it is clear and helpful. First rule, always when there is gradient, usually you need to take a differentiation.

So, from the differentiation you will get the first equation, and then from the substitution itself you will get the second equation.

Then, use simultaneous equation. Ok?