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Problem 6_2 (A)
Auteur:
angela
6_2
Show that roots of the cubic equation
are in arithmetic progression if and only if
.
Solution:
Suppose roots are
,
, and
with
. Then,
.
and
. It follows that
and
.
Nieuw didactisch materiaal
Pythagorean Theorem: Quick Illustrator
Slope Illustrator (2)
Quadrant Illustrator 2
Pythagorean Template: Integer Legs
Pythagorean Theorem: Extension Exercises
Ontdek materiaal
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Exterior Angle Theorem Part 1
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cube
Hình 88 trang 87
Ontdek onderwerpen
Ingeschreven cirkel
Cosinus
Constructies
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