Find the union.{b, c, d, e, f} ? {g, h, i, j, k}
A. ?
B. {b, c, d, e, f, g, h, i, j, k}
C. {f, g}
D. {b, c, d, e, f}
Answer: B
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Evaluate the absolute value expression.
A. 44 B. -44 C. 68 D. -68
Provide an appropriate response. Two forces with magnitude of 45.3 pounds and 56.4 pounds act on a machine part at 85° and 32°, respectively. Find the direction and magnitude of the resultant of these two forces.
A. 101.7 pounds at 55.4° B. 101.7 pounds at 117° C. 91.2 pounds at 117° D. 91.2 pounds at 61.6°
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sec ? = - 
, csc ? > 0Find sin(2?).
A. 
B. 
C. 
D. - 