Using the convolution property, find the z transforms of these signals.

(a) x [n] = sin (2?n/8) u [n] ? u [n]

(b) x [n] = sin (2?n/8) u [n] ? (u [n] ? u [n ? 8] )


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What are basic drawings that use symbols and direction arrows to show the primary flow of a product through a process?

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Do you think that the 1920s should be most noted as a decade of anxiety and intolerance or a decade of revolutionary cultural innovation, excess, and liberation? What were the deepest political, economic, and social forces shaping American culture in this period? How did theses influential forces also shape how particular groups of Americans viewed themselves and their respective places in American society?

What will be an ideal response?

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The ____ is the glass and the wood (or metal) that holds the glass.

A. stile B. muntin C. sash D. rail

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What is 15% of 90?

What will be an ideal response?

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