225k views
2 votes
A firework is launched from the ground. The quadractic function y=-4.9x^2+120x models the fireworks height in meters above the ground after x seconds. About how long long is the firework in the air?

User JuiCe
by
7.7k points

1 Answer

0 votes

Answer:

12.24489795 + 0.06453627 radical 36000 - 49y

Explanation:

Solve the equation for x by finding a , b , and c of the quadratic then applying the quadratic formula.

Hope this helped!

User Lauhub
by
7.8k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.