Simplify.4(
+ 9) - (5 - 5)
A. 
B. 15
C. 12
D. 
Answer: C
Mathematics
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Determine whether the given value of x is a solution to the quadratic inequality.-x2 + 5 ? 0; x = 3
A. Yes B. No
Mathematics
Find the volume area of the figure. Use 3.14 for ?. Round the answer to the nearest hundredth when appropriate.
A. 128 cu. ft B. 36 cu. ft C. 192 cu. ft D. 96 cu. ft
Mathematics
Solve the equation for the indicated variable.A = 
for b
A. b = 
B. b = 
C. b = 
D. b = 
Mathematics
Solve the problem.Assume the total revenue from the sale of x items is given by 
while the total cost to produce x items is 
Find the approximate number of items that should be manufactured so that profit, 
is maximum.
A. 51 items B. 172 items C. 208 items D. 136 items
Mathematics