Consider the given inequality,
x3>x2+1
Multiply by 6 on both sides, we get
6×x3>6×x2+6×1
2x>3x+6
2x−3x>3x−3x+6
−x>6
x<−6
Hence, this is the answer.
Solve the given inequality for real x: 3(2 – x) ≥ 2(1 – x)