Benjamin threw a rock straight up from a cliff that was 140t above the water If the height of the rock h in feet aftertseconds is given by the equation h=-16 +92t+ 140 how long will it take for the rack to hit the water

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.