balindawmcdotlzzo
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 raindieou3j5e
  • 03-08-2017
0=320-5t^2
320=5t^2
t^2=64
t^2=8^2
t=8
Answer Link

Otras preguntas

write a rule that tell how to use mental math to find the product 30,000 x 50,000​
Please help I’m really confused I don’t remember what to do
whats the ninth term of 25 20 15 10 5
What is the root of debilitate?
Sydney's car used 1/ 3/5 gallons to travel 6666 miles. How many miles can the car go on one gallon of gas?
Will give brainiest to correct answer 2(2+4)=?
20 pionts The main goal of a fable is to _______ . a. detail a historical event c. be a dramatic comedy or tragedy, b. teach a moral d. teach proper writing sty
What are the values of A, B, and C in the equation –4x – 5y = 8?
Is this correct? Not sure.
what is erosiona.when material can no longer be carried and is dropped.b.when material is moved from one place to another c.when material is gradually worn awa