
To find: The number that should be added to the expression

Answer to Problem 121AYU
The number that should be added to the expression is
Explanation of Solution
Given information:
The expression is
Calculation:
Calculate the number that should be added to the expression
To complete the square that result. In other words,
In other words, complete the square of the expression
Factor the resulting expression
Therefore, the expression
Chapter A Solutions
Precalculus
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