Evaluate the determinant.
A. -2
B. 
C. 2
D. 0
Answer: C
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
Simplify the rational expression completely.
A. 
B. 13xy
C. 
D. 13x6y2
Mathematics
Use < or > to make a true statement.-1.01822 ? -1.10822
A. < B. >
Mathematics
Find the function value.For f(x) = -|x - 2|, find f(-4).
A. -4 B. 6 C. 2 D. -6
Mathematics