Test Section08SolvingInEqTest

For what values of $x$ is $2(x-1)(x+4)+(x-1)^2>0$?

For what values of $h$ is $(h+2)(h+1)\ge 2(h+1)$?

For what values of $t$ is $t^2-3t-4\ge0$?

For what values of $y$ is $2y^2-3y-2$ negative?

For what values of $x$ is $2xe^x + x^2e^x$ negative or zero?

For what values of $x$ is $4e^{3x-1}$ positive?

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

For what values of $x$ is $\displaystyle{2x^2-(2x+1)(2x)\over x^4}\ge 0$?

For what values of $y$ is $y^2-6y+9$ positive or zero?

For what values of $s$ is $\displaystyle{1\over s-2}-s > -2$?