. Is the relation a function? Why or why not?

{(3, –1), (3, 0), (–3, 4), (3, 8)}

No; three range values exist for domain value 3.
Yes; three range values exist for domain value 3.
Yes; only one range value exists for each domain value.
No; the relation passes the vertical-line test.

What kind of bond pays interest which is exempt from tax?

In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as