The tables show the operations ? and ? on the set {a, b, c, d, e}. 
Replace x with a, b, c, d, or e to form a true statement. x ? (d ? e) = a
A. a
B. b
C. d
D. c
Answer: A
Mathematics
You might also like to view...
Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(1, 7)} B. no solution; ? C. {(-8, 0)} D. {(0, 8)}
Mathematics
Find the length of the unknown side of the right triangle with sides a, b, and c, where c is the hypotenuse.a = 5, b = 6
A. 11
B. 61
C. 
D. 
Mathematics
Find the inverse of this matrix, if possible.
What will be an ideal response?
Mathematics
Determine the most appropriate metric unit to go in the blank. Choose from L, ml, kg, g, and mg.The weight of the coin is 11 
.
A. g B. L C. mL D. kg E. mg
Mathematics