balindawmcdotlzzo balindawmcdotlzzo

03-08-2017
Mathematics

contestada

the height of an object dropped from the top of a 320-meter building is given by h(t)= -5t^2+320. how long will it take the object to hit the ground

Respuesta :

raindieou3j5e raindieou3j5e

03-08-2017

0=320-5t^2
320=5t^2
t^2=64
t^2=8^2
t=8

Answer Link

Otras preguntas

Which geometric instrument would I use to measure the length of a segment, the compass or the straightedge? Explain your answer.

"Octagon ABCDEFGH and its dilation, octagon A’B’C’D’E’F’G’H’, are shown on the coordinate plane below. If the center of dilation is at the origin, by what scale

Which of the following is an equation that has a slope of 5 and passes through the point (4, 8)?

examine how substance abuse is responsible for accidents?

you are a cyclist in a cross country race. just before the crossing finish line you overtake the person in second place! what place did you finish in?

What are organ systems are made of

the unit for energy is the

Which one of the following Which one of the following study materials contains self-checks? g study materials contains self-checks?

49 ÷ 43 = sorry guys about the bad question its actually 4 to the 9th power divided by 4 to the third power

What kinds of scientific investigation involve observation