Select the correct answer Which relation does not represent a function?
O A. {(3, 0), (0,3)}
OB. {(6,-2), (5,-2)}
OC. {(3, 4), (3,5)}
OD. {(5,5), (-5, -5)}
O E. {(1, -2), (-2, 1)}

In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6

Which linear function represents the line given by the point-slope equation y + 1 = –3(x – 5)?