Evaluate the rational expression for the given value of the variable.
for x = -2
A. 
B. 1
C. 
D. - 1
Answer: B
Mathematics
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Solve the equation by using the quadratic formula.
+ x + 
= 0
A. {-12 + 
}
B. {6 + 
}
C. {6 - 
, 6 + 
}
D. {-6 - 
, -6 + 
}
Mathematics
Write as mixed number.
A. 2
B. 2
C. 3
D. 1
Mathematics
Give the domain and range of the relation.
A. domain: (0, ?); range: [0, ?) B. domain: (-?, 0) ? (0, ?); range: (-?, 0) ? (0, ?) C. domain: (-?, 0); range: (-?, 0) D. domain: (-?, ?); range: [4, ?)
Mathematics
A linear programming problem results in a feasible set whose consecutive vertices are (0, 0), (6,0), (4, 4), 
For which values of x and y is the objective function 3x + 4y a minimum?
Fill in the blank(s) with the appropriate word(s).
Mathematics