Mathematics, 23.10.2020 17:40, bri9263

A parabolic listening device is shaped such that the depth of the bowl depends on its radius and can be represented by the curve D(r) = 0.145r^2. What is the radius when the depth is 8 inches? Round to the nearest thousandth of an inch.

1) 4.417 inches
2) 5.252 inches
3) 7.428 inches
4) 20.505 inches

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:30, bajus4121

The table below represents a linear function f(x) and the equation represents a function g(x): x f(x) −1 −5 0 −1 1 3 g(x) g(x) = 2x − 7 part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points) part b: which function has a greater y-intercept? justify your answer. (4 points)

Answers: 3

continue

Mathematics, 21.06.2019 17:30, decoreyjpaipxv

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

Answers: 1

continue

Mathematics, 21.06.2019 19:00, vale2652

Write and solve a real word problem that involves determining distance on a coordinate plane

Answers: 1

continue

Mathematics, 21.06.2019 20:00, ayoismeisalex

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean and standard deviation according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Answers: 3

continue

Do you know the correct answer?

A parabolic listening device is shaped such that the depth of the bowl depends on its radius and can...