If a rock falls from a height of 33 meters on Earth, the height H (in meters) after x seconds is approximately H(x) = 33- 4.9x (a) What is the height of the rock when x =1.7 seconds? The height of the rock when x= 1.7 seconds is 18.839 meters. (Round to three decimal places as needed.) (b) When is the height of the rock 6 meters? The height of the rock is 6 meters when x z 2.35 seconds. (Round to two decimal places as needed.) (c) When does the rock strike the ground? The rock strikes the ground when x seconds. (Round to two decimal places as needed.)
If a rock falls from a height of 33 meters on Earth, the height H (in meters) after x seconds is approximately H(x) = 33- 4.9x (a) What is the height of the rock when x =1.7 seconds? The height of the rock when x= 1.7 seconds is 18.839 meters. (Round to three decimal places as needed.) (b) When is the height of the rock 6 meters? The height of the rock is 6 meters when x z 2.35 seconds. (Round to two decimal places as needed.) (c) When does the rock strike the ground? The rock strikes the ground when x seconds. (Round to two decimal places as needed.)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Transcribed Image Text:If a rock falls from a height of 33 meters on Earth, the height H (in meters) after x seconds is approximately H(x) = 33 - 4.9x²
(a) What is the height of the rock when x =1.7 seconds?
The height of the rock when x= 1.7 seconds is 18.839 meters.
(Round to three decimal places as needed.)
(b) When is the height of the rock 6 meters?
The height of the rock is 6 meters when x 2.35 seconds.
(Round to two decimal places as needed.)
(c) When does the rock strike the ground?
The rock strikes the ground when x
seconds.
(Round to two decimal places as needed.)
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