(a)
To find: the value at which perimeter and area of triangle equal to each other using graph.
(a)
Answer to Problem 39E
Explanation of Solution
Given:
Concept used:
Perimeter of the triangle is:
Sum of the all side of the triangle.
Area of the triangle is:
Calculation:
The objective is to write and solve the system for the value of
The perimeter of the triangle equals to area of the triangle.
Sketch the following diagram:
The perimeter of triangle is:
Area of triangle is:
Equate the perimeter to area of the triangle:
Step1. Write a system of linear equations using each side of the original equation,
Let,
Construct the following table:
Hence, at
(b)
To find: The Domain of the function.
(b)
Answer to Problem 39E
Domain of the function is
Explanation of Solution
Given:
Concept used:
The power of the any number must be real number.
Calculation:
It is clear from the graph both the lines intersecting at
Hence, the result is
Chapter 5 Solutions
BIG IDEAS MATH Integrated Math 1: Student Edition 2016
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