Problem 7_7

7_7

Solve the quartic equation

7_7 Answers:

From the graph, you can see that 1.3 and -2.3 are the real roots of the quartic polynomial. By the complex root tool on GeoGebra, 0.5 +0.87i and 0.5-0.87i.

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גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
bewijs stelling van Pythagoras

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