Объяснение:
x≠3
(5x-2)/(x-3)³+(x+4)/(3-x)³-6/(x-3)³=(5x-2)/(x-3)³-(x+4)/(x-3)³-6/(x-3)³=
=[(5x-2)-(x+4)-6]/(x-3)³=(5x-2-x-4-6)/(x-3)³=(4x-12)/(x-3)³=
=4(x-3)/(x-3)³=4/(x-3)²>0
Объяснение:
x≠3
(5x-2)/(x-3)³+(x+4)/(3-x)³-6/(x-3)³=(5x-2)/(x-3)³-(x+4)/(x-3)³-6/(x-3)³=
=[(5x-2)-(x+4)-6]/(x-3)³=(5x-2-x-4-6)/(x-3)³=(4x-12)/(x-3)³=
=4(x-3)/(x-3)³=4/(x-3)²>0