What is the discriminate of a
Answer to Problem 18RCC
Explanation of Solution
Given information:
What is the discriminate of a quadratic equation?
Calculation:
Quadratic equation are polynomials of degree
The discriminate is the value which shows how many real roots a quadratic equation have.
The general formula for quadratic equation is.
Where,
So that discriminate is,
Discriminate value shows that how many solutions the equation has.
If discriminate is positive the equation has two real solutions.
If discriminate is negative the equation has no real solutions.
If discriminate is equal to zero the equation has one real solution.
Hence
Chapter 1 Solutions
Precalculus: Mathematics for Calculus - 6th Edition
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