Determine where the function is increasing and where it is decreasing.f(x) = -9x2 - 2x - 8
A. increasing on 
decreasing on 
B. increasing on 
decreasing on 
C. decreasing on 
increasing on 
D. increasing on 
decreasing on 
Answer: A
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A. -4 B. 3 C. -7 D. -9
Solve the problem.Consider the rational inequality 
> 0. Without doing any work, give the solution set. (Hint: determine the sign of the numerator and denominator.)
A. (-?, -8) B. ? C. (-9, ?) D. (-?, ?)
Find the finance charge and total installment cost of the loan. Round to the nearest cent.Amount financed: $225Down payment: $50Cash price: $275Number of payments: 6Amount of payment: $38.99
A. $14.94; $333.94 B. $8.94; $283.94 C. $233.94; $333.94 D. $41.06; $283.94
Choose the most reasonable unit of measure.Sun's distance from Earth: 93,000,000 
(in, ft, yd, mi)
A. yd B. in C. mi D. ft