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Post date: Apr 06, 2016 11:14:54 AM
5x2 - 2x -16 < 0
5x2 + 2x -16 > 0
(x2/9 + 2x/3 +1)2 ≥ 0
9x2 - 24 x +15 > 0
9x2 + 24 x +15 ≥ 0
x4 > (x2-x+1/3)(x2+x-1/3)
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Post date: Apr 06, 2016 11:14:54 AM
5x2 - 2x -16 < 0
5x2 + 2x -16 > 0
(x2/9 + 2x/3 +1)2 ≥ 0
9x2 - 24 x +15 > 0
9x2 + 24 x +15 ≥ 0
x4 > (x2-x+1/3)(x2+x-1/3)