Satosotosakura Satosotosakura

06-04-2015
Mathematics

contestada

h = -4.9t +27t +2.4 ( h is in meters )

For how long is the balloon more than 3m high?

Respuesta :

paulinapodlesskaya paulinapodlesskaya

06-04-2015

-4.9t+ 27t= 22.1t A=22.1t + 2.4 (you cant add it any farther because they dont have a varible in common)

Answer Link

06-04-2015

Plug in 3 for the height:

3 = -4.9t + 27t + 2.4

Combine like terms:

3 = 22.1t + 2.4

Subtract 2.4 to both sides:

0.06 = 22.1t

Divide 22.1 to both sides:

t = .00271493213

Answer Link

Otras preguntas

write the electron configuration for each atom A. Carbon B. Argon C. Nickel

In Russia, was the communist leader who seized Ukraine and Belarus to form the Soviet Union. He was followed by , who implemented total government control over

Who do you think should draw the line as to what constitutes gene therapy and what constitutes gene enhancement? parents? doctors? lawmakers? explain your choic

Which two lines are parallel?

Write the first 5 terms of the arithmetic sequence whose first term is 8 and whose common difference is -6.

Which natural resources that were discovered under the North Sea in 1959 have become major products of the United Kingdom? Question 4 options: uranium and ir

A particle is moving with the given data. find the position of the particle. at(t) = t2 − 4t + 3, s(0) = 0, s(1) = 20

help what number is it

What is the simplified form of 10,000x^64 a)5000x^32 b)5000x^8 c)100x^8 d)100x^33

Find the distance from the tee area to the hole? A. 275 yds B. 145 yds C. 200 yds D.175 yds