Mathematics, 05.02.2020 12:46 AliMe52
Arectangle is inscribed with its base on the x-axis and its upper corners on the parabola y=7-x^2 .
what are the dimensions of such a rectangle with the greatest possible area?
Answers: 2
Mathematics, 21.06.2019 22:00
Tom drove 206 miles in 3.9 hours. estimate his average speed.
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Mathematics, 22.06.2019 02:30
Which problem would you use the following proportion to solve for? 24/x=40/100 a. what is 40% of 24? b. what percent is 24 of 40? c. twenty-four is 40% of what number? d. forty percent of 24 is what number?
Answers: 3
Mathematics, 22.06.2019 03:50
This stem-and-leaf plot represents the heights of the students on ralph’s basketball team. one student’s height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.
Answers: 1
Mathematics, 22.06.2019 04:40
The discrete random variables x and y take integer values with joint probability distribution given by f (x,y) = a(y−x+1) 0 ≤ x ≤ y ≤ 2 or =0 otherwise, where a is a constant. 1 tabulate the distribution and show that a = 0.1.2 find the marginal distributions of x and y. 3 calculate cov(x,y).4 state, giving a reason, whether x and y are independent. 5 calculate e(y|x = 1).
Answers: 2
Arectangle is inscribed with its base on the x-axis and its upper corners on the parabola y=7-x^2 ....
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