GO Electrical
Ask us anything
Toggle navigation
GO Electrical
Email or Username
Password
Remember
Login
Register

I forgot my password
Activity
Questions
Hot!
Unanswered
Tags
Subjects
Users
Ask
New Blog
Blogs
Exams
Recent questions tagged sequence
0
votes
0
answers
1
GATE2015235
The $z$Transform of a sequence $x[n]$ is given as $X(z)=2z+44/z+3/z^{2}$. If $y[n]$ is the first difference of $x[n]$, then $Y(z)$ is given by $2z+28/z+7/z^{2}3/z^{3}$ $2z+26/z+1/z^{2}3/z^{3}$ $2z2+8/z7/z^{2}+3/z^{3}$ $4z28/z1/z^{2}+3/z^{3}$
asked
Feb 12, 2017
in
Signals and Systems
by
makhdoom ghaya
(
9.3k
points)
gate2015ee2
sequence
complexfrequencydomainrepresentation
0
votes
0
answers
2
GATE20152GA9
If the list of letters, $P, R, S, T, U$ is an arithmetic sequence, which of the following are also in arithmetic sequence? I. $2P, 2R, 2S, 2T, 2U$ II. $P3, R3, S3, T3, U3$ III. $P^{2}, R^{2}, S^{2}, T^{2}, U^{2}$ $I$ only $I$ and $II$ $II$ and $III$ $I$ and $III$
asked
Feb 12, 2017
in
Numerical Ability
by
makhdoom ghaya
(
9.3k
points)
gate2015ee2
logical
sequence
0
votes
0
answers
3
GATE20161GA5
In a quadratic function, the value of the product of the roots $(\alpha, \beta)$ is $4$. Find the value of $\frac{\alpha^{n}+\beta^{n}}{\alpha^{n}+\beta^{n}}$ $n^{4}$ $4^{n}$ $2^{2n1}$ $4^{n1}$
asked
Jan 30, 2017
in
Linear Algebra
by
makhdoom ghaya
(
9.3k
points)
gate2016ee1
functions
roots
sequence
To see more, click for the
full list of questions
or
popular tags
.
Welcome to GATE Overflow, Electrical, where you can ask questions and receive answers from other members of the community.
Follow @csegate
Gatecse
847
questions
38
answers
10
comments
26,491
users