Mathematics, 18.01.2020 02:31 han6077
Determine whether the following discrete-time signals are periodic or not?
for the periodic ones, find their fundamental period.
a. x1 [n] =cos(0.3mn +/4)
b. x2[n] = ejn/16
c. x3[n] = 8sin (in/3) + 4cos(2 /7) - 2cos(in/9)
Answers: 3
Mathematics, 21.06.2019 19:30, Lindsay882
How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way
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Mathematics, 22.06.2019 00:30, alyssa32900
Taber invested money in an account where interest is compounded every year. he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?
Answers: 1
Determine whether the following discrete-time signals are periodic or not?
for the per...
for the per...
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