Express the vector in the form v = v1i + v2j + v3k.5u - 3v if u = 
and v = 
A. v = -4i + 5j - 3k
B. v = 5i + 5j - 3k
C. v = 14i + 5j - 3k
D. v = -4i + 8j - 3k
Answer: A
Mathematics
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A vector v has initial point P and terminal point Q. Find the magnitude of 
.P(-5, 11), Q(10, -14)
A. 850
B. 5
C. 5
D. -10
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Add and simplify.
+ 
+ 
A. 
B. 
C. 
D. 
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Solve the problem.On a recent trip, Sarah's car traveled 20 mph faster on the first 130 miles than it did on the remaining 80 miles. The total time for the trip was 4 hr. Find the speed of Sarah's car on the first part of the trip.
A. 62 mph B. 10 mph C. 42 mph D. 39 mph
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Convert the units.32 kg = 
g
A. 32,000 g B. 0.32 g C. 0.032 g D. 3200 g
Mathematics