Solve the problem.At time 
a particle is located at the point (2, -3, 2). It travels in a straight line to the point 
has speed 2 at (2, -3, 2) and constant acceleration 
Find an equation for the position vector r(t) of the particle at time t.
A. r(t) = 
i - 
j - 
k
B. r(t) = 
i - 
j - 
k
C. r(t) = 
i - 
j - 
k
D. r(t) = 
i - 
j - 
k
Answer: C
Mathematics
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A. $26 B. $21 C. $27 D. $23
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Find the unit rate.15 cents for 3 marbles
A. 45 cents/marble B. 18 marbles C. 5 cents/marble D. 0.2 cents/marble
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Simplify. Write your answers in the form of a+bi, where a and b are real numbers.(8 - 
) (3 + 
)
A. 60 - 60 i B. -60 + 60 i C. 60 + 60 i D. 1320 + 696 i
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