If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.Find the velocity vector.r(t) = (2t2 + 17)i + 
j
A. v = 
i + (4t)j
B. v = (4t)i + 
j
C. v = (4t)i - 
j
D. v = (4)i + 
j
Answer: B
Mathematics
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A. - 
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C. 
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, find sin t, cos t and tan t.
 figure 2.png)
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Find the domain of the composite function f ? g.f(x) = 
; g(x) = 5x + 10
A. {x 
B. {x 
C. {x 
D. {x 
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What will be an ideal response?
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