Question

Решите нерввенсто - 4(-х-2)>-6-4хх

Answer 1

-4(-x-2)>-6-4x^2
4x+8>-6-4x^2
4x^2+8+6+4x>0
4x^2+4x+14>0
D=4^2-4*4*14<0
x €pustoy mnojestwo resheniye netu