Find the angle between u and v in radians.u = -4i + 10j - 9k, v = 9i + 8j - 2k
A. 0.37
B. 1.57
C. 1.39
D. 1.20
Answer: D
Mathematics
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Divide the rational expressions.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The monthly payment on a(n) $69,000 loan at 4.0% annual interest is $364.21. How much of the first monthly payment will go toward the principal?
A. $134.21 B. $349.64 C. $230.00 D. $14.57
Mathematics
Find all real numbers in the interval [0, 2?) that satisfy the equation. tan2 x = 3
A. 
B. 
C. 
D. 
Mathematics
Name the quadrant in which the angle ? lies.cot ? > 0, sin ? < 0
A. I B. II C. III D. IV
Mathematics