Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(-6x4)-1
A. - 
B. 
C. 
D. - 
Answer: A
Mathematics
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Solve the system of equations graphically. If the system does not have a single ordered pair as a solution, state whether the system is inconsistent of dependent.5x + y = 25x + y = 7
A. No solution, inconsistent
B. (5, -3)
C. Infinitely many solutions, dependent
D. (1, -3)
Mathematics
Find the indicated set.Let U = Universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {2, 3, 4, 5, 8}, B = {1, 4, 6, 7, 9} and C = {2, 3, 4, 6}.Find 
.
A. {2, 3, 4, 6} B. {1, 5, 7, 8, 9} C. {0, 1, 5, 7, 8, 9} D. {0, 1, 5, 6, 7, 8, 9}
Mathematics
Find the sum.
A. 14 B. 2 C. 22 D. -22
Mathematics
Simplify, if possible.
A. -1
B. 
C. - 
D. 
Mathematics