MCQMediumJEE Main 2025 · 28 January, Shift 1Functions

Mathematics Question from JEE Main 2025 · 28 January, Shift 1

If f(x)=2x2x+2f(x) = \frac{2^x}{2^x + \sqrt{2}}, xRx \in \mathbb{R}, then k=181f(k82)\sum_{k=1}^{81} f\left(\frac{k}{82}\right) is equal to:

  • A

    8282

  • B

    812\frac{81}{2}

  • C

    4141

  • D

    81281\sqrt{2}

Answer & step-by-step solution

Sign in to reveal the correct answer, the full step-by-step solution, and the common mistakes for this question.

Practice more Functions questions

Get unlimited AI-adaptive practice, mastery tracking, and an AI tutor that explains every step - free to start.

Related questions