Use the dot product to find the magnitude of u.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: C
Mathematics
You might also like to view...
Compute the gradient of the function at the given point.
A. - 
i - 
j
B. - 
i + 
j
C. - 
i - 
j
D. - 
i + 
j
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. -14 B. -5 C. 0 D. 1
Mathematics
Provide an appropriate response.Write the product: x(x)
A. 2x B. 2x2 C. x D. x2
Mathematics
Solve the problem.Two airplanes leave an airport at the same time, one going northwest (N35°W) at 423 mph and the other going east at 349 mph. How far apart are the planes after 2 hours to the nearest mile?
A. 1273 mi B. 1188 mi C. 1428 mi D. 714 mi
Mathematics