1. I 3×-2 I I 2×+1 I

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1. | 3x-2 | < | 2x-1 |
= | 3x-2x | < | -1+2 |
= | x | < | 1 |
= x < 1
Hp => {x | x < 1, x €R}

2. | 5x-7 | > | 2x-1 |
= | 5x-2x | > | -1+7 |
= | 3x | > | 6 |
= | x | > | 6:3 |
= | x | > | 2 |
= x > 2
Hp => {x | x > 2, x €R}