Let f(x) be a real -valued function such that f'(x₀) = 0 for some x₀ ∈ (0, 1), and f"(x) > 0 for all x ∈ (0, 1). Then f(
Applying the basic concept, complete solution: write formula, plug data, do arithmetic. Final value matches exactly one local minimum in (0, 1). Simple and accurate.
Ref: NCERT Mathematics Class XI and XII
