(a)
Find the solutions of the equation.
(a)
Answer to Problem 2P
Explanation of Solution
Given :
Calculation:
Given :
Comparing the equation with standard
So, the solutions using the quadratic formula:
(b)
Find whether you can use factoring to solve the equation.
(b)
Answer to Problem 2P
No
Explanation of Solution
Given :
Calculation:
Factoring can be used to solve a quadratic equation, if the determinant of the equation is a perfect square.
From part (a) , the discriminant is
So, we cannot use factoring to solve the equation.
Chapter 9 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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