o fractie este supraunitara daca numaratorul este mai mare decat numitorul
a)x-1<5, x<5+1, x<6, x={0,1,2,3,4,5}
b)x+7<9, x<9-7, x<2, x={0,1}
c)x²+5<12, x²<12-5, x²<7, x={0,1,2}
d)x²-7>9, x²>9+7, x²>16, x=(4;+∞)
e)5x+2>3x+4, 5x-3x>4-2, 2x>2, x>2:2, x>1, x=(1;+∞)