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Choose the correct option.
The derivative of with respect to is: (Understanding)
The derivative of $xy = c^2$ with respect to $x$ is: (Understanding)
- (a)$\frac{dy}{dx} = \frac{2c - y}{x}$
- (b)$\frac{dy}{dx} = \frac{c^2}{x^2}$
- (c)$\frac{dy}{dx} = -\frac{y}{x}$
- (d)$\frac{dy}{dx} = \frac{y}{x}$
Answer
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From ISC 2026 Specimen Mathematics Paper 1, question 1(iii).