Given vectors u = (-2, 1) and v = (4,-2), which statement is true concerning u and v? O The vectors form an obtuse angle of approximately 93º.
O The vectors form an obtuse angle of approximately 96º.
O The vectors form an obtuse angle of approximately 127°
The vectors point in opposite directions.

Ihave trouble finding the nth term of a linear sequence

Oliver read for 450 minutes this month his goal was to read for 10% more minutes next month if all of her medicine go how many minutes will you read all during the next two months

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.