ciąg arytmetyczny asdf: ciąg arytmetyczny: S₁₀₀ = ? a₁ = 3

	2
a2 stanowi 16		% wyrazu dziesiątego
	3

−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−− No to goł: a₁ = 3 a₂ = a₁ + r a₂ = 3 + r a₁0 = 3 + 9r −−−−−−−−−−−−−−−−−−

	2		1623		50   3		50
16		% =		=		=		= U{1}[6}
	3		100		100		300

−−−−−−−−−−−−−−−−−−

	2
######a2 stanowi 16		% wyrazu dziesiątego, czyli:
	3

	a10
a2 =		?
	6

Ted:

	3+9r
3+r=		... wyliczysz r
	6

a potem S₁₀₀