In 
, 
. Also, 
. Find 
.
A. 30°
B. 45°
C. 60°
D. None of These
Answer: A
Mathematics
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Convert the units.49 kg = 
g
A. 0.49 g B. 0.049 g C. 49,000 g D. 4900 g
Mathematics
For the point given in rectangular coordinates, find equivalent polar coordinates 
for 
and 
(-4, -4)
A. (4
, 315°)
B. (-4, 225°)
C. (4
, 225°)
D. (-8, 315°)
Mathematics
Find the coordinates of the image for the given point under the translation defined by (x, y) ? (x + 4, y - 2).(?6, ?7)
A. (?10, ?5) B. (?10, ?9) C. (?2, ?9) D. (?2, ?5)
Mathematics
Find the unit vector in the direction of the given vector. Write your answer in the indicated form.Let u = -2i + 5j. Find the unit vector in the direction of u, and write your answer in component form.
A. 
B. 
C. 
D. 
Mathematics