Multiple Choice
Parametric equations for the position of an object are given. Find the object's velocity and speed at the given time. 
A) horizontal component of velocity: 50 vertical component of velocity: -50
Speed: 
B) horizontal component of velocity: -50 vertical component of velocity: 78
Speed: 
C) horizontal component of velocity: -50 vertical component of velocity: -78
Speed: 
D) horizontal component of velocity: 50 vertical component of velocity: 50
Speed: 
Correct Answer:

Verified
Correct Answer:
Verified
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