Sign in
Search
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Problem 6_2 (A)
Author:
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
.
New Resources
Hyperbolic Paraboloid
seo tool
¿Quién llegará más lejos en el mundial?
Damped Trochoidal Curve
Cartesian vs Polar
Discover Resources
Panjang diagonal kubus
Angles and Arc Measure
Midpoint quadrilaterals part 3 (Geogebra project part 7)
Exploring Alternate Exterior Angles (V2)
Example1
Discover Topics
Arithmetic Operations
Median Value
Statistical Characteristics
Similarity Transformation or Similarity
Exponent