Answers: 2
Mathematics, 21.06.2019 15:50
(08.01)consider the following pair of equations: x + y = β2 y = 2x + 10 if the two equations are graphed, at what point do the lines representing the two equations intersect? (β4, 2) (4, 2) (β2, 4) (2, 4)
Answers: 2
Mathematics, 21.06.2019 21:30
Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?
Answers: 3
Mathematics, 21.06.2019 21:30
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?
Answers: 1
Which expression is equivalent to [x^1/4y^16]^1/2...
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