1. Which of the following are trigonometric identities? Select all that apply. (View the attachment for answer choices)

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2