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O 20. The first three steps in the proof of the quadratic formula are shown. Step 1: ax? + bx +c = 0 Step 2: ax? + bx = - c Step 3: x+ x = - a What is the next step in the proof? h 12 x+ 4a a I= - + a a +x = - = 0

O 20. The first three steps in the proof of the quadratic formula are shown. Step 1: ax? + bx +c = 0 Step 2: ax? + bx = - c Step 3: x+ x = - a What is the next step in the proof? h 12 x+ 4a a I= - + a a +x = - = 0

Algebra and Trigonometry (6th Edition)
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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O 20. The first three steps in the proof of the quadratic formula are shown. Step 1: ax? + bx +c = 0 Step 2: ax? + bx = - c Step 3: x+ x = - a What is the next step in the proof? h 12 x+ 4a a I= - + a a +x = - = 0
Transcribed Image Text:O 20. The first three steps in the proof of the quadratic formula are shown. Step 1: ax? + bx +c = 0 Step 2: ax? + bx = - c Step 3: x+ x = - a What is the next step in the proof? h 12 x+ 4a a I= - + a a +x = - = 0
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