(a) The quadratic equation produced to model the trajectory of a test missile is y = -0.0822 + 2.15r + 0.38. In this part of the question, you are asked to consider the graph modelled by this quadratic equation. (i) What does the y-intercept represent in the context of this model? (ii) Use the quadratic formula to find the r-intercepts. Give your answers correct to two decimal places.
(a) The quadratic equation produced to model the trajectory of a test missile is y = -0.0822 + 2.15r + 0.38. In this part of the question, you are asked to consider the graph modelled by this quadratic equation. (i) What does the y-intercept represent in the context of this model? (ii) Use the quadratic formula to find the r-intercepts. Give your answers correct to two decimal places.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:(a) The quadratic equation produced to model the trajectory of a test
missile is
y = -0.0822 + 2.15r + 0.38.
In this part of the question, you are asked to consider the graph
modelled by this quadratic equation.
(i) What does the y-intercept represent in the context of this model?
(ii) Use the quadratic formula to find the x-intercepts. Give your
answers correct to two decimal places.
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