Solve the initial value problem.Differential Equation: 
= -3ti + 7tj + 9tkInitial Condition: r(0) = -3i + 3k
A. r(t) = 
i + 
t2j - 
k
B. r(t) = 
i + 
t2j + 
k
C. r(t) = (-3t2 - 6)i + 7t2j + (9t2 + 6)k
D. r(t) = 
i + 
t2j + 
k
Answer: B
Mathematics
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A. -
B. 
C. 
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A. A = 12
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B. A = 25 ft2
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