Concept explainers
Find the value of determinant and nature of roots of the equation
Answer to Problem 8OE
The value of discriminant is 16, the roots are real and unequal and equation is factorable.
Explanation of Solution
Given information: The given
Formula used: The discriminant
Calculation: The discriminant
Since the value of discriminant is positive and a perfect square value, therefore the two roots are real and unequal.
Also the perfect square value of discriminant states that the equation is factorable.
Chapter 7 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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