Giai các bpt sau

a,\(\dfrac{5x^2-3}{5}+\dfrac{3x-1}{4}< \dfrac{x\left(2x+3\right)}{2}-5\)

b,\(\dfrac{5x-2}{-3}\)\(-\dfrac{2x^2-x}{-2}>\dfrac{x\left(1-3x\right)}{-3}-\dfrac{5x}{-4}\)

Giai cac bpt sau

a,\(\dfrac{4x-2}{3}-x+3\le\dfrac{1-5x}{4}\)

b,\(\dfrac{x+4}{5}-x-5\ge\dfrac{x+3}{3}-\dfrac{x-2}{2}\)

Giai các bpt sau

a,\(\dfrac{x-1}{2}-\dfrac{7x+3}{15}\le\dfrac{2x+1}{3}+\dfrac{3-2x}{5}\)

b,\(\dfrac{2x+1}{-3}-\dfrac{2x^2+3}{-4}>\dfrac{x\left(5-3x\right)}{-6}-\dfrac{4x+1}{-5}\)

Giai các bpt sau

a,\(\left(x-1^{ }\right)^2+x^2\le\left(x+1\right)^2+\left(x+2^{ }\right)^2\)

b,\(\left(x^2+1\right)\left(x-6\right)\le\left(x-2\right)^3\)