Test Section08SolvingInEqTest

For what values of $w$ is $w^3+4w$ zero or positive?

For what values of $y$ is $|y-2|>4$?

For what values of $x$ is $4x^{3/5}$ positive?

For what values of $p$ is $-{24\over p^3}$ non-negative?

For what values of $r$ is $2+\displaystyle{r\over r-3}>0$?

For what values of $x$ is $x^2-5x+6<0$?

For what values of $n$ is $0\le{1\over2}-n<11$?

For what values of $z$ is $z^2-z<z+3$?

For what values of $x$ is $-1\le 4x-3\le1$?

For what values of $x$ is ${1\over2\sqrt{x^2+1}}(2x)$ negative?