October 2018 1 50 Report

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1.Wyznacz a1 i q ciaglu arytmetycznego (an) jesli;

a)a_2=-6ia_4=-24

b)a_2=12 i a_1+a_3=26

2.Dla jakich wartości parametru m liczby :m-7,m+3,4m-3 tworzą ciąg geometryczny ???


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