Given the magnitudes of vectors u and v and the angle ? between them, find sum of 
. Give the magnitude to the nearest tenth when necessary and give the direction by specifying the angle that the resultant makes with u to the nearest degree.?u? = 5, ?v? = 11, ? = 40°
A. 16, 36°
B. 15.2, 36°
C. 16, 28°
D. 15.2, 28°
Answer: D
Mathematics
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A. 4x3 + x2 - 15x - 40 B. 3x3 + x2 - 3x - 10 C. 4x3 + x2 - 3x - 10 D. 4x3 - x2 - 3x + 10
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A. (-5, -2) B. (5, 2) C. (5, -2) D. (-5, 2)
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Find the distance between the pair of points. Give an exact answer, and where appropriate, an approximation to three decimal places.(-1.9, -0.9) and (-2.2, 1.7)
A. 4.974 B. 4.177 C. 2.617 D. 6.001
Mathematics
Use the order of operations agreement to simplify the given expression.
? 
+ 
? 
A. 
B. 
C. 
D. 
Mathematics