27. * Σ n(n - 1)anan-2. n=2 + n=0 and

Q: n? - n 5" n=1

A:

Q: What is the summation from n = 1 to infinity, of  (3n+1) / (5n + 4) ?

A:

Q: 8. Øyvindå has decided that there are too many red roses in her garden, and decides to remove 5 of…

A: 8. We know, if the ordering of items does not matter then the number of ways r items can be chosen…

Q: 1 n=3nln n-n K

A:

Q: POLT (& T ) (M 6 - z5 (D

A:

Q: 8. Determine the expression that can be simplified to 21. O (2t)(v7) (2-") O (2+)(4*)(s*) O…

A:

Q: X ME n! 3 11

A:

Q: What is the value of n?

A:

Q: 5. Find the telescoping sum 2 k=3(k+1)(k-2)

A:

Q: Q9) In University of California among the placement cell, P(students getting placed )=2n/9,…

A: P(students getting placed)=P(students not getting placed)=

Q: If n(A) = 10, n(B) = 14 and n(AB) = 3, what is n(AUB)?

A: Given that nA=10, nB=14 and nA∩B=3. To find the value of nA∪B.

Q: Evaluate the sum 50 Σ(2 · k + 5) = k=1 50 Σ5₁(2. k+5). k=1

A:

Q: 34) Ź (K²_2K) is e (n3) Ź ķ? ビ=3 Ź 2K = k=3 ntro)(2n+1), entntt) Sungs are さ。 2n3+ 3n?+n – ant- Gn…

A: We have solve the given  problem

Q: 3(6)    this is incorrect

A: