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. 
; 324.7°
B. 3; 324.7°
C. 3; 125.3°
D. 
; 305.3°
Answer: A
Mathematics
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A. y = 
x - 
B. y = - 
x - 
C. y = - 
x - 
D. y = 
x - 
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A. -19 B. -33 C. 33 D. 19
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Determine the quadrant in which the terminal side of angle ? lies.csc ? > 0 and sec ? > 0
A. Quadrant III B. Quadrant IV C. Quadrant II D. Quadrant I
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Solve the equation.
log2(x + 6) = log8(3x)
A. {3} B. ? C. {3, 0} D. {9}
Mathematics