Concept explainers
(a)
To find:The value that must be excluded from the domain of the variable in the given expression.
(a)
Explanation of Solution
Given:
Consider the expression.
Substitute
The expression evaluates to a rational number so
(b)
To find: The value that must be excluded from the domain of the variable in the given expression.
(b)
Explanation of Solution
Given:
Consider the expression.
Substitute
The expression evaluates to a rational number so
(c)
To find: The value that must be excluded from the domain of the variable in the given expression.
(c)
Explanation of Solution
Given:
Consider the expression.
Substitute
The expression evaluates to aundefined number so
(d)
To find: The value that must be excluded from the domain of the variable in the given expression.
(d)
Explanation of Solution
Given:
Consider the expression.
Substitute
The expression evaluates to a rational number so
Chapter A Solutions
Precalculus
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