A) 6x-10x^2<0<br>2(3x-5x^2)<0<br>3x-5x^2<0<br>y=3x-5x^2
3x-5x^2=0
x(3-5x)=0
x=0 или x=0.6
7x^2<=-2x </span>7x^2+2x<=0 y=7x^2+2x 7x^2+2x=0 x(7x+2)=0 x=0 или x=-2/7 [tex]- \frac{2}{7} \leq x \leq 0" alt="0 б) <span>7x^2<=-2x </span>7x^2+2x<=0 y=7x^2+2x 7x^2+2x=0 x(7x+2)=0 x=0 или x=-2/7 [tex]- \frac{2}{7} \leq x \leq 0" align="absmiddle" class="latex-formula">