Mathematics, 11.05.2021 02:10 gm2
If an object is thrown upward. Its height (in feet) is given by h(t) -162 + 54t after time t seconds.
At what time or times will the ball be 16 ft from the ground?Aproximate your answers to two decimal places.
Hint: Use the Quadratic Formula
Answers: 3
Mathematics, 21.06.2019 20:30
If rt is greater than ba, which statement must be true ?
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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
If an object is thrown upward. Its height (in feet) is given by h(t) -162 + 54t after time t seconds...
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