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. 4; 225°
B. 8; 45°
C. 4
; 45°
D. 4
; 225°
Answer: C
Mathematics
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A. x = 0 B. x = 1 C. x = -1 D. x = 2
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Find the point(s) on the curve where the tangent is horizontal.
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Divide.28.81 ÷ 4.3
A. 67 B. 0.67 C. 6.7 D. 7.7
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Perform the operation or operations when possible.
+ 
- 
A. 
B. 
C. 
D. 
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