Concept explainers
To calculate: The roots of the equation
Answer to Problem 7MRE
The roots of the equation
Explanation of Solution
Given information:
One of the root of the equation is
Formula used:
In long division of polynomials
Calculation:
Consider theequation
So,
Use long division to divide
The depressed polynomial is
Use the quadratic formula to factor the above polynomial,
Therefore, roots are
Thus, the roots of the equation
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Algebra and Trigonometry: Structure and Method, Book 2
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