Concept explainers
(a)
Whether
(a)
Answer to Problem 7OE
0 x -intercept.
Explanation of Solution
Given:
The function is
Calculation:
For x -intercepts , substitute y = 0 in
Since square is always non-negative , so this equation has no solution.
Hence there is no x -intercept.
Or , the parabola
So, the parabola
Hence , it has 0 x -intercepts.
(b)
Find zeroes of
(b)
Answer to Problem 7OE
No zeroes.
Explanation of Solution
Given:
The function is
Calculation:
From part (a) ,
Hence , it has no zeroes.
Chapter 7 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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