Use the discriminant to determine the number of x- ntercepts. y = x² - 4 A) the discriminant is 3) the number of roots is (choices are 0, 1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.2: Graphs Of Equations
Problem 70E
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Use the discriminant to determine the number of x-
intercepts.
y = x2 - 4
A) the discriminant is
B) the number of roots is
(choices are 0, 1
or 2)
Question 3
Transcribed Image Text:Use the discriminant to determine the number of x- intercepts. y = x2 - 4 A) the discriminant is B) the number of roots is (choices are 0, 1 or 2) Question 3
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