Perform the indicated operation and simplify. 
+ 
A. 
B. 
C. 
D. 3
Answer: D
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LetU = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. List the elements in the set.A ? (B ? C)
A. {q, y, z} B. {q, s, u, w, y, z} C. {q, w, y} D. {q, r, w, y, z}
Find the slope 
and an equation of the tangent line to the graph of the function 
at the point 
data-wiris-created="true" varid="variable_id_field" variablename="impvar_31c6b8d8a5c04ae0965244248" />.
?
?
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Arrange the numbers from smallest to largest.4.9, 4
, -6, 4.8
A. -6, 4
, 4.8, 4.9
B. 4.8, 4.9, -6, 4
C. 4.9, 4.8, 4
, -6
D. -6, 4
, 4.9, 4.8
Solve the system of equations (only real solutions) by the elimination method. Check your solutions.
A. {(0, 3), (0, -3), (-6, 3), (-6, -3)} B. {(0, 3), (0, -3), (6, 3), (-6, -3)} C. {(0, 3), (0, -3), (-6, 3), (6, -3)} D. {(0, 3), (0, -3), (6, 3), (6, -3)}