Question

Rezolvati in R inecuatia: |3x+2|>1

Answer 1

-1 <3x+2> 1 [[]] -3 < 3x > -1 [[]]] ; -3 supra 3 < x > -1 supra 3 [[]]] -1 < x > -1 supra 3 [[]]] R € { -1 si -1 supra 3 }