3. For each of the following equations, solve by completing the square AND by using the quadratic formula: (a) x2 + 6x = -13 (b) 4n2 – 8n – 10 = 0 4. Without solving for r, use the discriminant to determine how many solutions and of what kind (real or complex) each quadratic equation has: (a) x2 + 53 = 16x %3D (b) 14 + 12.x = -3x2 (c) 4x2 – 12x = -9
3. For each of the following equations, solve by completing the square AND by using the quadratic formula: (a) x2 + 6x = -13 (b) 4n2 – 8n – 10 = 0 4. Without solving for r, use the discriminant to determine how many solutions and of what kind (real or complex) each quadratic equation has: (a) x2 + 53 = 16x %3D (b) 14 + 12.x = -3x2 (c) 4x2 – 12x = -9
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Answer the following questions. Show all work and steps to solve each problem:
![3. For each of the following equations, solve by completing the square AND by using
the quadratic formula:
(а) 22 + 6х — -13
(b) 4п? — 8n —10 3 0
4. Without solving for x, use the discriminant to determine how many solutions and
of what kind (real or complex) each quadratic equation has:
(a) x2 + 53 = 16x
(b) 14 + 12.x = -3x2
(c) 4x2 – 12x = -9](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffbfefd57-6cd5-45bf-b890-c343c2fceb41%2Fa0f5edd3-d0ec-45e8-a2fe-93bad2cd1f79%2Ftmte0rg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. For each of the following equations, solve by completing the square AND by using
the quadratic formula:
(а) 22 + 6х — -13
(b) 4п? — 8n —10 3 0
4. Without solving for x, use the discriminant to determine how many solutions and
of what kind (real or complex) each quadratic equation has:
(a) x2 + 53 = 16x
(b) 14 + 12.x = -3x2
(c) 4x2 – 12x = -9
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