11, Find the least integer n such that f(x) is 0( nx ) for each

of these functions.

a) f(x) = 2x + (logx)^10

b) f(x) = (x^4 + 5logx) / (x^4 + 10)

12/A sequence of pseudorandom numbers is generated as follows

x0 = 4

x_i = ( 6x_i–1 + 5 ) mod 13 if i > 0

Find x6