Solve for x.
? 
A. - 
? x ? 
B. - 
? x ? 
C. x ? - 
or x ? 
D. x ? - 
or x ? 
Answer: B
Mathematics
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Let U = {q, r, s, t, u, v, w, x, y, z}, A = {q, s, u, w, y}, B = {q, s, y, z}, and C = {v, w, x, y, z}. List the elements in the following set.
? 
A. {q, s, u, v, w, x, y, z} B. {r, t} C. {q, r, s, t, u, v, x, z} D. {w, y}
Mathematics
Convert the angle to a decimal in degrees. Round the answer to two decimal places.23°47'37''
A. 23.94° B. 23.52° C. 23.79° D. 23.84°
Mathematics
Find the torsion of the space curve.r(t) = (t - 10)i + (ln(cos t) - 6)j + 6k, -?/2 < t < ?/2
A. ? = -1 B. Undefined C. ? = 1 D. ? = 0
Mathematics
List all the factors of the number.56
A. 1, 2, 4, 7, 8, 14, 28, 56 B. 1, 2, 4, 7, 8, 14, 18, 28, 56 C. 2, 4, 7, 8, 14, 28 D. 1, 2, 3, 4, 7, 8, 14, 18, 28, 56
Mathematics