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Recent questions tagged isi2016
+6
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2
answers
1
ISI 2016
Let A be a matrix such that: A=$\begin{pmatrix} 1 & 2\\ 0 & 1 \end{pmatrix}$ and B=A+A2+A3+......+A50. Then which of the following is true? A) $B^{2}=I$ B) $B^{2}=0$ C) $B^{2}=B$ D)None of the above
asked
May 9, 2016
in
Linear Algebra
by
abhi18459
(
269
points)

309
views
isi2016
matrices
+2
votes
2
answers
2
ISI 2016
Find the number of positive integers n for which $n^{2}+96$ is a perfect square.
asked
May 9, 2016
in
Set Theory & Algebra
by
abhi18459
(
269
points)

235
views
isi2016
settheory&algebra
numbertheory
0
votes
2
answers
3
ISI 2016
an is a ndigit number of 0's and 1's with no consecutive 0's i.e., without the occurrence of '00'. For example, a8 =10111011. Construct a recurrence relation for an(a0=1).
asked
May 8, 2016
in
Combinatory
by
abhi18459
(
269
points)

96
views
isi2016
numericalanswers
recurrence
+11
votes
4
answers
4
ISI 2016
A palindrome is a sequence of digits which reads the same backward or forward. For example, 7447, 1001 are palindromes, but 7455, 1201 are not palindromes. How many 8 digit prime palindromes are there?
asked
May 8, 2016
in
Combinatory
by
abhi18459
(
269
points)

363
views
isi2016
permutationsandcombinations
discretemathematics
normal
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