x ko kisi value ki taraf approach karke f(x) track karo — limit visually samjho!
Mission 1: lim(x→0) sin(x)/x = ?
Mission 2: d/dx (x³) = ?
Mission 3: lim(x→2) (x²−4)/(x−2) = ?
Mission 4: d/dx (sin x) = ?
Mission 5: Product rule: d/dx[uv] = ?