solving a quadratic equation with irrational roots

User Generated

Nfuyrllzz

Mathematics

Description

A ball is thrown from an initial height of 

 meter with an initial upward velocity of 

. The ball's height 

 (in meters) after 

 seconds is given by the following. H=1+25t-5t^2

Find all values of 

 for which the ball's height is 

 meters.

User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

h=1+25t-5t^2

v=25-10t....velocity equation

maximum height v=0

t=2.5 seconds

substituting

h=1+62.5-5*6.25

solving

63.5-31.25

32.25 meters  answer


Anonymous
Excellent resource! Really helped me get the gist of things.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Related Tags