Объяснение:
x²-3x<0 x²-7x-30》0
x(x-3)<0 (x+3)(x-10)》0
0<x<3 (-∞,-3]U[10,∞)
(0;3)
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Объяснение:
x²-3x<0 x²-7x-30》0
x(x-3)<0 (x+3)(x-10)》0
0<x<3 (-∞,-3]U[10,∞)
(0;3)