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Kazakhstan no1 all other countries ruled by little girls.
Kazakh se itna pyaar kyun ho gaya tereko, koi mili udhar se :P
He just watched Borat. Enamored by Sasha Baron Cohen, he will proceed to watch Bruno, Ali G In Da House and then The Dictator, s…
@somestuff in Similar matrices questions when we have to find the eigen vectors and when the rank comes out to be 1 in a 3*3 matrices i.e 3 unknows,i.e n-r=2 ,which means two linearly independent vectors for that particular eigen value.,i assume dif…
Kazakhstan is the largest exporter of potassium as per their national anthem
Potassium is Uralkali and Belaruskali - they are the biggest producers or Potash and their cartel was broken last year leading to a fall in Potash fertilizer prices like DA…
@Rahul_upsc1 Whether Nalgonda is a safe home or not, is difficult to say as the case has just come to light. Same for the second question.
Was it a failure? Yes. There should have been active collaboration between the MP police, NIA, Telangana poli…
Let me sum up:
To show that A is invertible if and only if AdjA is invertible, we can use two (equivalent and more or less same) ways:
1. Show that A is invertible if AdjA is invertible AND AdjA is invertible if A is invertible
OR
2. Show that A is …
@Dreamer14 No. When asked to prove if Statement A Statement B, we need to show that A => B and B => A. We needn't show that A' => B' and B' => A'. I hope you understand my analogy.
@Dreamer14 I missed that part of the question
A is invertible:
=> |A| != 0
also |AdjA| = |A|^(n-1) (as I showed above)
=> |AdjA| != 0
=> AdjA is invertible
AdjA is invertible:
Let A not be invertible
=> (AdjA)*A = |A|*I = 0
=> (AdjA)^…
@Dreamer14
1. You know that (AdjA)A = |A|*I. Then using |AB| = |A||B|, you will see that |AdjA|*|A| = |A|^n; where n is the size of the matrix; this means that |AdjA| = |A|^(n-1)
2. I think that is all we have to do. But I don't have the question w…
@mdkasif001 That was going to be my next question. To extend it further, what steps are being taken and what steps should be taken to deal with these challenges?
Let me write some
1. Minimal loss of productive land
2. Price of land to be acquired
3. Proximity to major trading centres
4. Proximity to ports
5. Presence of railway lines and major railway station
6. Presence of national highways
7. Availability …
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