Use a calculator to find the value of the expression rounded to two decimal places.cos-1 
A. 0.61
B. 0.96
C. 34.85
D. 55.15
Answer: B
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Solve the problem.A manufacturer uses raw materials to produce p products each day. Suppose that each delivery of a particular material is $d, whereas the storage of that material is x dollars per unit stored per day. (One unit is the amount required to produce one product). How much should be delivered every x days to minimize the average daily cost in the production cycle between deliveries?
What will be an ideal response?
Rewrite the polynomial in descending order.x6 + x + 9x3 + 1 + 5x2
A. 9x3 + 5x2 + 1 + x6 + x B. x + 5x2 + 9x3 + x6 + 1 C. x6 + 9x3 + 5x2 + x + 1 D. 1 + x + 5x2 + 9x3 + x6
Solve the problem.At SuperStop, gasoline costs 
per gallon when you pay with a credit card, 
per gallon less when you pay with cash. How much do you save by filling up a 15-gallon tank if you are paying cash?
A. $19.95 B. $1.20 C. $18.75 D. $12.00
Solve the equation.
- 
= 1
A. {1}
B. 
C. 
D. 