Find the magnitude and direction angle (to the nearest tenth) for each vector. Give the measure of the direction angle as an angle in [0,360°].
A. 9; 180°
B. 3; 270°
C. 3; 90°
D. 3; 180°
Answer: D
Mathematics
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Evaluate the integral.
A. 
B. 1170
C. 
D. 234
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Find the equation for the level surface of the function through the given point.f(x, y, z) = 
, (7, 2, 4)
A. The level surfaces cannot be determined.
B. 
= 
C. 
= 
D. 
= 
Mathematics
Use ?, ?, ?, or both ? and ? to make a true statement.? 
{5, 17, 24, 36}
A. ? B. ? C. ? and ? D. ?
Mathematics
Perform the indicated operation
Express 14,700,000,000 using scientific notation.
Mathematics