I 1 6 o 1 V1 1. , , . : 1 f ( x ) = arccos ( 4 x - 8) + . 2 2 2 x - 3x - 4 2 - x -3 tan ( x ) 2. xlim . 3. lim . 4. lim . 4 2 x +1 x7 x 2 - 49 x -2 x + 2 x +2 lg(1 + 10 x ) 5. lim x ...