Ten national leaders are to be seated at a round table at a summit. If the presidents of the US and Russia do not wish to be seated next to each other, in how many ways can this be done?

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A: Solution:-Option 3rd is correct O(n)

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A: To find.  The partial derivates for the given function. 

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A: 2B Sk = ∑n=0k84n!1103+26390n9801·3964n(n!)4

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A: To find a closed formula for the sequence  a0=1,a1=3,a2=11,a3=31,a4=69,.....

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Q: { t, Ost<2 f(t) = 0, t22 Write using the unit step function then find L {f(t)}.

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Q: (5) Find the interval of convergence of the power series (n!)? a". Show your work. (2n)! n=0 IM:

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A: Formula :- n! = n(n-1)(n-2)(n-3)......... 1 1! = 1 0! = 1

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