Consider the polynomial 9n2+60n+100. What are the square roots of the first and last terms?

square root of first term:

square root of last term:

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.