Question

5 ( х - 2 ) ( х + 3 ) < 0 .плиииз решите***)))

Answer 1

(5x-10)(x+3)<0

5x^2-10x+15x-30<0

5x^2+5x-30<0

x^2+x-30<0     x^2+x-30=0  x1=5 x2=-6

x ∈ (5;-6)