The function f(x) = 3x^3 - 2x is odd because

A. f(3) = f(-3)
B. f(3) = -f(3)
C. f(-3) = -f(3)
D.-f(3) = f(3)^2
E. None of these

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.