1. An object is thrown into the air and returns to the ground. The equation relating height and time for this object is h(t)=-4.91(t- 2), where h is the height in meters and t is the time in seconds. a) In which form is the quadratic function expressed? Justify your answer. b) Find the zeros or t-intercepts of this function. Explain their significance. 3. c) Write the function in standard form d) Pind the co-ordinates of the vertex. Is this vertex a maximum or minimum? Explain the significance of this point? 4

1. An object is thrown into the air and returns to the ground. The equation relating height and time for this object is h(t)=-4.91(t- 2), where h is the height in meters and t is the time in seconds. a) In which form is the quadratic function expressed? Justify your answer. b) Find the zeros or t-intercepts of this function. Explain their significance. 3. c) Write the function in standard form d) Pind the co-ordinates of the vertex. Is this vertex a maximum or minimum? Explain the significance of this point? 4

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter9: Quadratic Equations And Functions

Section9.6: Graph Quadratic Functions Using Properties

Problem 9.103TI: Solve, rounding answers to the nearest tenth. The quadratic function h(x)=16t2+128t+32 is used to...

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