ChapterP: Prerequisites
SectionP.3: Polynomials And Special Products
Problem 8ECP: Find the product of x2+3y and x23y.
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![Find d-y for y = -
х-9
dx2
(3x2-2х+5)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe3cba82f-1fd6-47aa-b774-17185ee7b926%2Fd16d3799-b1f8-4165-88d4-958b29f0f926%2F9zokjul_processed.png&w=3840&q=75)
Transcribed Image Text:Find d-y for y = -
х-9
dx2
(3x2-2х+5)
![Let a position of an object is defined by s(t) = t3 – 15t? + 72t.
Where 't’ is measures in seconds and 's 'in meters.
At what time the object is at rest?
O Find the intervals where the object is moving right to left or left to
right?
) Determine whether the object is speeding up or speeding down
at t = 7.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe3cba82f-1fd6-47aa-b774-17185ee7b926%2Fd16d3799-b1f8-4165-88d4-958b29f0f926%2F7hsu95d_processed.png&w=3840&q=75)
Transcribed Image Text:Let a position of an object is defined by s(t) = t3 – 15t? + 72t.
Where 't’ is measures in seconds and 's 'in meters.
At what time the object is at rest?
O Find the intervals where the object is moving right to left or left to
right?
) Determine whether the object is speeding up or speeding down
at t = 7.
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