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rezolvati va rog inecuatia: 1,5 la puterea2< 100x -657,75 =

Răspuns :

1,5²<100x-657,75
2,25<100x-657,75
2,25+657,75<100x
660<100x  |:100
6,6<x
x>6,6
x∈(6,6;+infinitit)