Mathematics, 17.07.2019 15:00 SupremeDiaz17
Arailroad tunnel is shaped like a semi ellipse, as shown below. the height of the tunnel at the center is 27 ft, and the vertical clearance must be 9 ft at a point 24 ft from the center. find an equation for the ellipse.
Answers: 1
Mathematics, 21.06.2019 15:20
If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?
Answers: 1
Mathematics, 21.06.2019 17:40
Solve the given system of equations. 2y= -x+9 , 3x-6= -15
Answers: 2
Mathematics, 21.06.2019 18:00
Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.
Answers: 2
Mathematics, 21.06.2019 18:00
Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?
Answers: 1
Arailroad tunnel is shaped like a semi ellipse, as shown below. the height of the tunnel at the cen...
Biology, 04.12.2020 01:20
Mathematics, 04.12.2020 01:20
Health, 04.12.2020 01:20
Mathematics, 04.12.2020 01:20
Mathematics, 04.12.2020 01:20
Business, 04.12.2020 01:20
History, 04.12.2020 01:20
Mathematics, 04.12.2020 01:20
Mathematics, 04.12.2020 01:20
Spanish, 04.12.2020 01:20
World Languages, 04.12.2020 01:20
English, 04.12.2020 01:20