To find: The solution by using completing the square.
Answer to Problem 5QC
The solution is
Explanation of Solution
Given information:
The given equation is
Calculation:
Isolate the variable on one side and the constant terms on the other.
Make coefficient of
Calculate value of
Comparing the left side of equation with
The coefficient of
Calculate the value of
The number to calculate the square is
Add
Now factor the perfect square trinomial, writing it as a binomial square.
The perfect square trinomial is
Using the square root properly.
Calculate the value of
The solution is
Verify the solution by replacing the value of
The solution is verified.
Therefore, the solution is
Chapter 10 Solutions
Algebra 2
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