Mathematics, 07.08.2021 05:10 kyracrapse121
A model rocket is launched with an initial velocity of 240 ft/s. The height, h, in feet, of the rocket t seconds after the launch is given by
h = −16t2 + 240t.
How many seconds after launch will the rocket be 390 ft above the ground? Round to the nearest hundredth of a second.
s (smaller value)
s (larger value)
Answers: 3
Mathematics, 21.06.2019 18:20
What are the solution(s) to the quadratic equation x2 – 25 = 0? o x = 5 and x = -5ox=25 and x = -25o x = 125 and x = -125o no real solution
Answers: 2
Mathematics, 21.06.2019 22:00
Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square
Answers: 1
Mathematics, 21.06.2019 22:30
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
A model rocket is launched with an initial velocity of 240 ft/s. The height, h, in feet, of the rock...
Biology, 26.09.2021 19:20
Mathematics, 26.09.2021 19:20
Mathematics, 26.09.2021 19:20
English, 26.09.2021 19:20
Mathematics, 26.09.2021 19:20
Mathematics, 26.09.2021 19:20
Mathematics, 26.09.2021 19:20
English, 26.09.2021 19:20
English, 26.09.2021 19:20
Mathematics, 26.09.2021 19:20
Biology, 26.09.2021 19:20
Mathematics, 26.09.2021 19:20
English, 26.09.2021 19:20
English, 26.09.2021 19:20