Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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A quadratic equation, ax² +bx + c = 0, has only one solution.
Which of the following must be TRUE:
Oa) b² - 4ac <0
b) the graph has its vertex on the x-axis.
c) There are two identical real roots
Od) b and c only
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Transcribed Image Text:A quadratic equation, ax² +bx + c = 0, has only one solution. Which of the following must be TRUE: Oa) b² - 4ac <0 b) the graph has its vertex on the x-axis. c) There are two identical real roots Od) b and c only
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