SOLUTION: use the quadratic formula to determine the times when an object launched vertically from the surface of the earth at an initial speed of 30m/s reaches a height of 20 meters. Includ

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: use the quadratic formula to determine the times when an object launched vertically from the surface of the earth at an initial speed of 30m/s reaches a height of 20 meters. Includ      Log On


   



Question 1196882: use the quadratic formula to determine the times when an object launched vertically from the surface of the earth at an initial speed of 30m/s reaches a height of 20 meters. Include a sketch with the solution.
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
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https://www.algebra.com/algebra/homework/quadratic/Quadratic_Equations.faq.question.1196745.html

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Consider that solution as your TEMPLATE, and solve the given problem in the same way.