Answer
a) $[1,\infty)$
b) $\left(-\infty,\frac{1}{3}\right]$
Work Step by Step
Part a.
From the graph, the values of $x$ that satisfy the inequality $y\geq2$ is $[1,\infty)$.
Part b.
From the graph, the values of $x$ that satisfy the inequality $y\leq0$ is $\left(-\infty,\frac{1}{3}\right]$.
