Which of the following is the discriminant of the quadratic equation: ax? - bx + c = 0, where a, b, c are real number and a # 0? A. b В. Б - 4ас C. Vb – 4ac D. -bt vb? – 4ac O A В

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Q1-Mini Task 3: Nature of Roots of Quadratic Equation
91 E 10 KB/s
1:39 pm
@ 16% D
Which of the following is the discriminant of the quadratic equation: ax² – bx +
c = 0, where a, b, c are real number and a # 0?
A. b²
В. Б?— 4ас
C. Vb? – 4ac
D. -b± vb² – 4ac
O A
В
*
Which of the following quadratic equations has real roots?
A. x² +x +1 = 0
B. 2x² + 5x + 3 = 0
С. 2х2 - 6х +6 %3D 0
D. 4x² + 3x + 3 = 0
O A
Transcribed Image Text:91 E 10 KB/s 1:39 pm @ 16% D Which of the following is the discriminant of the quadratic equation: ax² – bx + c = 0, where a, b, c are real number and a # 0? A. b² В. Б?— 4ас C. Vb? – 4ac D. -b± vb² – 4ac O A В * Which of the following quadratic equations has real roots? A. x² +x +1 = 0 B. 2x² + 5x + 3 = 0 С. 2х2 - 6х +6 %3D 0 D. 4x² + 3x + 3 = 0 O A
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