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GUJCET · Maths · Continuity and Differentiability
If \(x=a t^2, y=2 a t, \frac{d^2 x}{d y^2}=\) ?
- A \(-\frac{1}{2 a t^3}\)
- B \(-2 a t^3\)
- C \(-\frac{1}{r^2}\)
- D \(\frac{1}{2 a}\)
Answer & Solution
Correct Answer
(D) \(\frac{1}{2 a}\)
Step-by-step Solution
Detailed explanation
\(\frac{dx}{dt} = 2at\) \(\frac{dy}{dt} = 2a\)
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