Differentiate the function.r(t) = (8t2 + 15)i + 
j
A. r'(t) = (16)i + 
j
B. r'(t) = (16t)i + 
j
C. r'(t) = (16t)i - 
j
D. r'(t) = 
i + (16t)j
Answer: B
Mathematics
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