Mathematics, 26.04.2021 14:50 cici170
Ann purchased a prepaid phone card for $20. Long distance calls cost 14 cents a minute using this card. Ann used her card only once to make a long distance call. If the remaining credit on her card is 14.26,how many minutes did her call last?
Answers: 1
Mathematics, 21.06.2019 18:00, alyssahomeworkneeds
When the ball has traveled a distance of
Answers: 1
Mathematics, 21.06.2019 18:20, nehaljay1883
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
Mathematics, 21.06.2019 21:00, iisanchez27
Consider the polynomials given below. p(x) = x4 + 3x3 + 2x2 – x + 2 q(x) = (x3 + 2x2 + 3)(x2 – 2) determine the operation that results in the simplified expression below. 35 + x4 – 573 - 3x2 + x - 8 a. p+q b. pq c. q-p d. p-q
Answers: 2
Ann purchased a prepaid phone card for $20. Long distance calls cost 14 cents a minute using this ca...
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