Question

β·1) Calculati,scriind rezultatul sub forma unui puteri:   a) (2x)·(2x)²·(2x)³·(2x)la a 4·........·(2x)la a 1000=                                                                                                                                                                                                                                           

Answer 1

(2x)·(2x)²·(2x)³·(2x)⁴·........·(2x)¹°°°=(2x)¹⁺²⁺³⁺⁴⁺⁺⁺⁺¹°°°=(2x)⁵°°⁵°°deaorece 1+2+3+...+1000=1000*1001:2=500500