defence exam Army Havildar SAC Mock Test Series 2025 Mathematics Differential Calculus Differentiation of Parametric Functions
माना y = t10 +1 और x = t8 + 1, यदि\(\,\frac{{{d^2}y}}{{d{x^2}}}\) ___ है।
1
\(\frac{5}{2}t\)
2
20t8
3
\(\frac{5}{{16{t^6}}}\)
4
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