Question

Identify each equation as a type of function. Then graph the equation.

$y=-2\left[\left[x\right]\right]$

Short answer

$y=-2\left[\left[x\right]\right]$ is a greatest integer function and the graph is given by:

Step-by-step solution

Step 1. Given Information.

The type of function for the given equation is to be determined and then the equation is to be graphed.

Step 2. Explanation.

The given equation includes an expression inside the greatest integer symbol i.e.,$\left[\left[\right]\right]$

Hence, the given equation is a greatest integer function.

Graphing the function:

Step 3. Conclusion.

Hence, $y=-2\left[\left[x\right]\right]$ is a greatest integer function and the graph is given by: