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An object initially at rest experiences an acceleration of 1 . 9 0 m / s for 5 . 3 0 s then travels at

An object initially at rest experiences an acceleration of

1.90

/

s for

5.30

s then travels at that constant velocity for another

8.90

.

What is the magnitude of the object\'s average velocity over the

14.2

s interval?

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