Unformatted text preview: determine and display the DFT X (2) . (iii) (4 pts.) Determine and display the DFT X (3) of x (3) [ n ] = 3cos( πn/ 3)cos(5 πn/ 6) , n = 0 ,..., 11 (iv) (4 pts.) Using the formula e jθejθ = 2 j sin θ , determine and display the DFT X (4) of x (4) [ n ] = sin(2 πn/ 3) , n = 0 ,..., 11 (v) (4 pts.) If the timedomain vector x (5) has DFT X (5) = £ 1 48 j9 39 8 j 4 / T write an equation for x (5) [ n ], where n = 0 ,..., 11....
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This note was uploaded on 10/18/2011 for the course ENEE 241 taught by Professor Staff during the Spring '08 term at Maryland.
 Spring '08
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