September 2018 1 21 Report

Zadania z matmy;

1. W ciagu geometrycznym q=4, s4=255. Oblicz a1?

sn=a1*\frac{t-q index górny n}{1-q}

2. Oblicz ile poczatkowych dodatnich naturalnych liczby 2 nalezy dodac aby ich suma była rowna 2046.

2¹+2²+2³+2⁴+....=2046


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