Which among the following item/service is paid under the Durable Medical Equipment Fee Schedule?

 The following service is NOT  covered by Medicare for payment.

 This modifier is used when a surgical procedure is performed due to increased risk and required a greater significant effort and work than what would usually be involved

State the domain of f. 

Select all the x-intercepts of f, if any.

Select all intervals where f is decreasing.

Select all the intervals where f is increasing.

Find the absolute maximum and absolute minimum values, if any, of the function on [-6, 1].

For the previous question, a formula that would give the relative error would be

Select all the y-intercepts of f, if any.