Find the value of the expression.
A. 22
B. -22
C. 12
D. -12
Answer: C
Mathematics
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Solve the problem.Find the moment of inertia about the y-axis of the thin infinite region of constant density 
in the first quadrant bounded by the coordinate axes and the curve 
.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.x(5x + 8) = 4
A. 0, 
B. 
, -2
C. 0, - 
D. 
, 2
Mathematics
Solve the equation.
= -2 - (-6)
A. 16 B. -8 C. 8 D. 4
Mathematics
Simplify the expression.82 - 3 ? 2
A. 80 B. 50 C. 122 D. 58
Mathematics