2b. A ball is thrown upward from a height of 6 feet with an initial upward velocity of 24 ft/s. h(t)=-16f^2+24t+6

How long did it take to reach the maximum height (exact answer do not round)? t=
seconds

Given a = {(1, , 5)(6,4)}, b = {(2,0)(4, ,5)(0, 0)) and c = {(1, 1)(0, 2)(0, 3)(0, ,5)}, answer the following multiple choice question: from the list of sets a, b, and c, state the domain of set b. domain of set b: {0, 6,5} domain of set b: {2, 4,-4, 0} set b does not have a domain