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Verified answer
Pertidaksamaan-2x² + 11x - 5 ≥ 0
(-2x + 1)(x - 5) ≥ 0
Pembuat nol :
-2x + 1 = 0 ---> x = 1/2
x - 5 = 0 ---> x = 5
HP = {x| 1/2 ≤ x ≤ 5 , x e R}