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secondary 4 | E Maths
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Pls help on ii
2018 cwealth paper 2 thanks
Date Posted: 6 years ago
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f'(x) is equation of 1st derivative, ie the equation of the gradient of f(x). If f'(x)=0, it means gradient of f(x) =0 which also means the root of the equation of f'(x)
Recall discriminant b^2-4ac >0 means 2 real and distinct roots
also recall sum and product of roots for part ii and iii
Recall discriminant b^2-4ac >0 means 2 real and distinct roots
also recall sum and product of roots for part ii and iii
Date Posted:
6 years ago
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