Register
An arrow is shot vertically upward from a platform 41ft41⁢ft high at a rate of 155ft/sec155⁢ft/sec. when will the arrow hit the ground? use the formula: h=−16t2+
196k views
1 vote
An arrow is shot vertically upward from a platform 41ft41⁢ft high at a rate of 155ft/sec155⁢ft/sec. when will the arrow hit the ground? use the formula: h=−16t2+

User Tom Greene
by
8.2k points

1 Answer

4 votes
h(t)=-16t²+155t+41
0=-16t²+155t+41
16t²-155t-41=0
Using the quadratic formula, we get a positive value for t of 9.94516294765 seconds as the time the arrow is in the air
☺☺☺☺


User AmineG
by
9.1k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!