Continuity and Differentiability

Bihar Board Class 12 · Mathematics · 139 past questions

2 of 139 · show all

1. Q44 2025

   If $\sqrt{x}+\sqrt{y}=1$ then find the value of $\dfrac{dy}{dx}$ at point $\left(\dfrac14,\dfrac14\right)$.

   Try it →
2. Q45 2025

   If the curves $ay+x^2=7$ and $x^3=y$ cut each other orthogonally at $(1,1)$.

   Try it →