---
title: "MDCT Step-by-Step Calculation"
contributor: "@mvel20342@gmail.com"
tags: #general, #mvel20342gmailcom
---

Implement MDCT for the input sequence:

x(n) = [1, 2, 3, 4]

Steps:
1. Identify N and 2N
2. Apply MDCT formula
3. Show cosine values clearly
4. Display step-by-step calculation table
5. Give final coefficients