Ketidaksamaan | X + 4 | < 2x – 6

By Admin ReiPosted on December 6, 2022

Ketidaksamaan | X + 4 | < 2x – 6

$(x + 4)^{2} < (2x - 6)^{2} \ (x + 4) - (2x - 6) < 0 \ (x + 4 + 2x - 6)(x + 4 - 2x + 6) \ (3x - 2)( - 2x + 12) \ x = frac{2}{3} atau : x = 6$
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