Concept explainers
(a)
To find: the error C did make in her computation.
(a)
Answer to Problem 13STP
Explanation of Solution
Given information:
An expression is given as
And
Calculation performed by C is given as
Calculation:
As per given information
The error is in second part of the numerator.
Multiplying
(b)
To find: the correct answer.
(b)
Answer to Problem 13STP
The correct answer is
Explanation of Solution
Given information:
An expression is given as
And
Calculation performed by C is given as
Calculation:
Consider the given information
So, the correct answer is
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Algebra 2
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