
Concept explainers
a.
To write the equation of the parabola formed by the mirror assuming the focus it at the origin.
a.

Answer to Problem 54SR
Explanation of Solution
Given:
The focus of the mirror is
Calculation:
The following is the equation of the parabola-
Where,
It is given that
So, the equation of parabola is-
b.
To write the equation for the mirror in meters.
b.

Answer to Problem 54SR
Explanation of Solution
Given:
One foot is
Calculation:
The equation of the parabolic mirror in meter is-
c.
To graph one of the equations of the mirror.
c.

Explanation of Solution
Given:
The given equation of parabola is -
Calculation:
The following is the graph of the parabolic mirror-
d.
To explain which equation you choose to graph.
d.

Explanation of Solution
Given:
The focus of the mirror is
Calculation:
The equation that expressed in meter was chosen because it contains simpler terms than those expressed in feet.
Chapter 10 Solutions
Algebra 2
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