To solve the given equation using
Answer to Problem 20PT
The values of x are -3 and 2.5.
Explanation of Solution
Given information :
The function provided is
Formula used :
The quadratic formula to find the roots of a quadratic equation is
Where, a and b are the coefficients of
Calculation :
Putting the values a, b and c in the formula.
Simplifying this
Calculating the numbers under the square root.
Removing the square root.
Simplifying this to get roots.
Solving for one root.
Dividing the fraction
This is one root.
Solving for one root.
Dividing the fraction
This is the other root.
Chapter 9 Solutions
Algebra 1, Homework Practice Workbook (MERRILL ALGEBRA 1)
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