# Lecture 5B Questions

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The following plot shows the magnitude of the DTFT W(\cdot) of a rectangular window w[\cdot] of size N, where:

\displaystyle w[n] = \begin{cases}1& 0\leq n< N\\0 & \text{otherwise}\end{cases}

Based on the information above, solve for the value of N. Enter your answer as a single integer:

N =~

N =~

What is the value of b in the graph above? Enter a single number in the box below:

b =~

b =~