Evaluate.9-1/2
A. 
B. 6
C. 
D. 3
Answer: A
Mathematics
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Solve the system by the addition method.x2 - y2 = 11x2 + y2 = 25
A. {(3
, 
), (-3
, 
), (3
, -
), (-3
, -
)}
B. {(3
, 
), (-3
, 
)}
C. {(0, 0)}
D. {(3
, 
), (-3
, -
)}
Mathematics
Simplify the expressions: 
a. 40 b. 26 c. 29 d. 4
Mathematics
Let A = {1, 3, 5, 7}; B = {5, 6, 7, 8}; C = {5, 8}; 
and 
Determine whether the given statement is true or false.C ? B
A. True B. False
Mathematics
Express in exponential form.x ? x ? x ? x ? x
A. 5x B. x5 C. 5(x) D. 5
Mathematics