Is the relation a function? Why or why not? {(–8, –4), (–2, 0), (1, 3), (–2, 6)}

Yes; two range values exist for domain value –2.
Yes; only one range value exists for each domain value.
No; two range values exist for domain value –2.
No; the relation passes the vertical-line test.

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.