MBA Exam

f(x)=(x+n+1)(x+n+2).....(x+2n) where n is a fixed number.Find f'(n)

1) (2n)!
2) (2n)!(1/(n+1)!+1/(n+2)!+...+1/(2n)!)
3) (3n)!
4) (3n)!/(2n)!*(1/(2n+1)+1/(2n+2)+....+1/(3n))

Read Solution (Total 0)

MBA Other Question

For real m, n the function f(x) = 1/(mx+n). What is the relation between m and n such that there exist distinct real p, q, r where f(p) = q, f(q) = r, f(r) = p?

1) n= -m<sup>2</sup>
2) n = m<sup>2</sup>
3) m = -n<sup>2</sup>
4) m = n<sup>2</sup>
How many 6-letter sequences are there which use only A, B, C (and not necessarily all of those), with A never immediately followed by B, B never immediately followed by C, and C never immediately followed by A?

1) 96
2) 72
3) 108
4) None of these