Ashybear
Ashybear Ashybear
  • 02-05-2017
  • Mathematics
contestada

If an object dropped from the height of 144 ft the function h(t)=-16t^2+144 gives the height of the object after t seconds. When will the object hit the ground?

Respuesta :

lisee7 lisee7
  • 02-05-2017
3 seconds
0= -16t^2+144
-144/-16=9
9=t^2
Sq rt of 9 is 3
Answer Link

Otras preguntas

Carbohydrates, fats, proteins: These organic molecules ALL have this element in common. This element can form multiple bonds, and it bonds with other elements a
how many times is 5 bigger than 0.5?
In 1968,the estimated population of the world was 3,559,028,982 people.When this number is written in expanded form using exponents,one power of 10 would not be
What is expression that uses partial products to multiply 8x64 in 5th grade math
Suppose that *n = {n - 2, n + 2, 2n, n/2}. For example, *6 = {3,4,8,12}. For how many distinct integers n does *n have exactly three distinct elements?
why did Germany abandon the "Sussex pledge"
how do images or word pictures help you experience a scene in the excerpt "The Day of Destiny"?
What do you think is the most fascinating aspect of the internet?
Which pair of molecules both contain carbon atoms?
What is a problem solving by following steps to draw a conclusion?