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
Model sferyczny - dwunastościan-dwudziestościan
¿Quién llegará más lejos en el mundial?
z`]]
Slope Between 2 Points (Phase 2)
Nikmati Keunggulan Di Bandar Judi Terpercaya
Discover Resources
problem
mth po
שתי פרבולות
Funcao Afim
พหุนาม
Eksplorasi Hubungan Diskriminan dan Grafik Fungsi Kuadrat
Discover Topics
Coordinates
Distributions
Trigonometric Functions
LCM and GCD
Arithmetic