A jet flies in a parabolic arc to simulate partial weightlessness. The curve shown in the figure represents the plane's height y (in 1000 ft) versus the time t (in sec). a. For each ordered pair, substitute the t and y values into the model y = at2 + bt + c to form a linear equation with three unknowns a, b, and c. Together, these form a system of three linear equations with three unknowns. b. Use a graphing utility to solve for a, b, and c. c. Substitute the known values of a, b, and c into the model y = at2 + bt + c. d. Determine the vertex of the parabola. e. Determine the focal length of the parabola. (0, 32) (20, 24) (40, 24) Time (sec) Height (1000 ft)
A jet flies in a parabolic arc to simulate partial weightlessness. The curve shown in the figure represents the plane's height y (in 1000 ft) versus the time t (in sec). a. For each ordered pair, substitute the t and y values into the model y = at2 + bt + c to form a linear equation with three unknowns a, b, and c. Together, these form a system of three linear equations with three unknowns. b. Use a graphing utility to solve for a, b, and c. c. Substitute the known values of a, b, and c into the model y = at2 + bt + c. d. Determine the vertex of the parabola. e. Determine the focal length of the parabola. (0, 32) (20, 24) (40, 24) Time (sec) Height (1000 ft)
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section1.3: Lines
Problem 92E
Related questions
Question
![A jet flies in a parabolic arc to simulate partial weightlessness. The curve shown in the figure represents the plane's height
y (in 1000 ft) versus the time t (in sec).
a. For each ordered pair, substitute the t and y values into the model y = at2 + bt + c to form a linear equation with three
unknowns a, b, and c. Together, these form a system of three linear equations with three unknowns.
b. Use a graphing utility to solve for a, b, and c.
c. Substitute the known values of a, b, and c into the model y = at2 + bt + c.
d. Determine the vertex of the parabola.
e. Determine the focal length of the parabola.
(0, 32)
(20, 24)
(40, 24)
Time (sec)
Height (1000 ft)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6ab2e403-af0d-4cda-8cac-3468988cb596%2Fb140f046-6605-4f54-8e86-4cf9ca8330bc%2F62wxov.png&w=3840&q=75)
Transcribed Image Text:A jet flies in a parabolic arc to simulate partial weightlessness. The curve shown in the figure represents the plane's height
y (in 1000 ft) versus the time t (in sec).
a. For each ordered pair, substitute the t and y values into the model y = at2 + bt + c to form a linear equation with three
unknowns a, b, and c. Together, these form a system of three linear equations with three unknowns.
b. Use a graphing utility to solve for a, b, and c.
c. Substitute the known values of a, b, and c into the model y = at2 + bt + c.
d. Determine the vertex of the parabola.
e. Determine the focal length of the parabola.
(0, 32)
(20, 24)
(40, 24)
Time (sec)
Height (1000 ft)
Expert Solution
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