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.
-2
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the following systems of linear equations using Gaussian elimination.
x - 2y = 1 2x - y = 5
Mathematics
Which of the following points is in the feasible set of the system of inequalities?
A. (-1, 2) B. (3, -2) C. (4, 5) D. (2, 0) E. none of these
Mathematics
Evaluate.
2
A. - 
B. 
C. - 
D. - 
Mathematics
Write the statement in words and decide whether it is true or false.7 ? 4
What will be an ideal response?
Mathematics