Solving quadratics in stantard form by factoring O The height of a football once it is thrownO The height of a football once it is throwncan be modeled by the functiony = -16t2 –How long does the ball take to hit the16t +12ground?

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Answered: Solving quadratics in stantard form by…

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter5: Polynomial And Rational Functions

Section5.1: Quardratic Functions

Problem 73SE: A ball is thrown in the air from the top of a building.Its height, in meters above ground, as a...

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Similar questions

The height h of a projectile is a function of the time t it is in die air. The height in feet for t seconds is given by the function h(t)=-16t2+96t . What is the domain of die function? What does the domain mean in the context of die problem?
A ball is thrown in the air from the top of a building.Its height, in meters above ground, as a function of time, in seconds, is given by h(t)=4.9t2+24t+8. How long does it take to reach maximum height?
A Skydiver When a skydiver jumps from an airplane, his downward velocity, in feet per second, before he opens his parachute, is given by v=1761-0.834t, where t is the number of seconds that have elapsed since he jumped from the airplane. What is the velocity after 5 seconds?
A rocket is launched in the air. Its height, in metersabove sea level, as a function of time, in seconds,is given by h(t)=4.9t2+229t+234. Find themaximum height the rocket attains.
Genevieve is going to throw a rock from the top a trail overlooking the ocean. When she throws the rock upward from 160 feet above the ocean, the function h(t)=16t2+48t+160 models the height, h, of the rock above the ocean as a function of time, t. Find: (a) the zeros of this function which tell us when the rock will hit the ocean (b) when the rock will be 160 feet above the ocean. (c) the height of the rock at t=1.5 seconds.
A forest fire leaves behind an area of grass burned in an expanding circular pattern. If the radius of the circle of burning grass is increasing with time according to the formula r(t)=2t+1 , express the area burned as a function of time, t (minutes).
An object is tossed vertically upward from ground level. Its heights(t), in feet, at time t seconds is given by the position function s(t)=16t2+80t. Use the position function for Exercise 8386. In how many seconds does the object reach its maximum height?
Cliff divers The height s, in feet, of a cliff diver is a function of the time t in seconds he has been falling. If s as a function of t can be expressed as st=-16t2+10t+300, what is the height of the diver at 3 seconds?

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