Scaling of a sequence x[n] by a factor &alpha is given by y[n] = α x[n]

Q.  The scaling of a sequence x[n] by a factor α is given by
- Published on 27 Nov 15

a. y[n] = α [x[n]]2
b. y[n] = α x[n2]
c. y[n] = α x[n]
d. y[n] = x[n]x[-n]

ANSWER: y[n] = α x[n]

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