# hw11S3.4 - hw11S3.4 4(11 PM JAE HYUN PARK Math 124 section...

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12/14/16, 4(11 PM hw11S3.4 Current Score : 49 / 49 Due : Wednesday, October 26 2016 11:59 PM PDT 1. 4/4 points | Previous Answers An object is moving back and forth on the x -axis according to the equation x ( t ) = 3sin(20 π t ), t> 0 where x(t) is measured in cm and t in seconds. Give decimal answers below. (a) How many complete back-and-forth motions (from the origin to the right, back to the origin, to the left and finally back to the origin) does the object make in one second? , 10 hw11S3.4 (Homework) JAE HYUN PARK Math 124, section D, Fall 2016 Instructor: Dmitriy Drusvyatskiy WebAssign The due date for this assignment is past. Your work can be viewed below, but no changes can be made.
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(b) What is t
(c) At the time found in part (b), what is the object's velocity? 0 0
(d) At the time found in part (b), what is the object's acceleration?
12/14/16, 4(11 PM hw11S3.4 Page 2 of 13 2. 2/2 points | Previous Answers SCalcET7 3.4.001. Write the composite function in the form [Identify the inner function and the outer function Find the derivative dy / dx . ) 3 u du dx 1 3 3
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