2025 PHS P2 Q1
2025 PHS P2 Q1
Secondary 4
4 marks
2025 Presbyterian High School Prelims A Math Paper 2
The equation of a curve is \(y = \frac{5x}{6 - 2x}\). Find the \(x\)-coordinates of the points at which the gradient of the curve is \(7.5\).[4]
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Answer:\(x=2\) or \(x=4\).
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