Simplify the expression.
A. -5.41
B. -2.2
C. 220
D. -22
Answer: D
Mathematics
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Solve the problem.The height of a vase is 5 inches. The table shows the circumference of the vase (in inches) at half-inch intervals starting from the top down. Estimate the volume of the vase by using the Trapezoidal rule with n = 10. Round your answer to the nearest thousandth. [Hint: you will first need to find the areas of the cross-sections that correspond to the given circumferences.] Circumferences 
A. 105.479 in.3 B. 61.856 in.3 C. 101.552 in.3 D. 62.876 in.3
Mathematics
Minimize the function
?
?
subject to the constraint 
.
?
A. 
B. ?
C. ?
D. ?
Mathematics
Graph the inequality.y ? 4x + 4
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
x - 4 = 1
A. {6} B. {-10} C. {10} D. {-6}
Mathematics