Solve the equation or inequality.
? 0
A. {2, -2}
B. (-?, 2]
C. {2}
D. ?
Answer: C
Mathematics
You might also like to view...
Find the value(s) of the variable for which the rational expression is undefined.
A. 3, -3 B. -3, -7 C. 0 D. 3, -7
Mathematics
Evaluate the polynomial.-5x + 8for x = 7
A. -70 B. -27 C. 3 D. -43
Mathematics
Graph the equations of the system. Then solve the system to find the points of intersection.
What will be an ideal response?
Mathematics
Solve the problem.Suppose a cost-benefit model is given by 
where y is the cost in thousands of dollars for removing x percent of a given pollutant. Find the cost for removing 60% of the pollutant.
A. $8 thousands B. $2 thousands C. $9.2 thousands D. $79.5 thousands
Mathematics