Find the angle between v and w. Round to one decimal place, if necessary.v = 2i + j - 3k and w = i + 3j - 3k
A. 50°
B. 30.9°
C. 66.8°
D. 59.1°
Answer: B
Mathematics
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A. -12y = 1 B. y = -12 C. -12x = 1 D. x = -12
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Solve the problem.Which of the following letters has the same symmetry type as the letter X?
A. E B. H C. U D. M E. none of these
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Convert the radian measure to degree measure. Use the value of ? found on a calculator and round answers to two decimal places.
A. 
B. 36?°
C. 36°
D. 0.628°
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Write each mixed number as an improper fraction.6
A. 
B. 
C. 
D. 
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