Estw a, b, c, d ta 4 sta8ma.
Ka8ws pairnoume oles tis times apo 1 ews 40 8ewrw : a = 1 kai a+b+c+d=40
Akolou8w thn e3hs diadikasia.
Exw a=1
To b einai toso wste : a = b - ( a + 1 )
To c einai toso wste : a + b = c - ( a + b + 1)
Dhladh to a8roisma tvn duo prwtwn sta8mwn na mou dinei kata 1 ligotero apo
th diafora tous me to trito. Me auth th me8odologia petuxainw to sarwma
olwn twn ari8mwn.
Dhladh ton ari8mo a+b ton briskw me auta ta duo sta8ma.
Ton ari8mo a+b+1 ton briskw me to c-a-b
Telika prokuptei : a = 1 = 3^0
b = 3 = 3^1
c = 9 = 3^2
d = 27 = 3^3
To problhma auto einai kai genikotero me : i = 3^n
Dustuxws ma8hmatikh lush den exw na proteinw. Oi anw8en einai proswpikes
skepseis.
Swsta to elusan :
Basilios Solachidis
Vagelis Kapoulas
O Kaminogiannakis G. edwse mia lush me 2 - 3 - 5 - 30 alla kapoia apo ta
endiamesa kila ta petuxaine me perissoteres apo mia zugiseis !!
Apla den to dieukrinhsa apo thn arxh ...
Alla ap'oti blepw arxizei kai 3upnaei auth h lista siga - siga . Kalo auto
...
Chris
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Quiz of the Day ... Ελληνική Λίστα με σπαζοκεφαλιές ... και άλλα ...
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