Solve the problem.Find the center of mass of the thin semicircular region of constant density 
bounded by the 
and the curve 
.
A. 
= 0, 
= 
B. 
= 0, 
= 
C. 
= 0, 
= 
D. 
= 0, 
= 
Answer: B
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Solve the problem.Peter's Pizza Pipers sells personal 6-inch pizzas. Below is a partial sample of their menu. Deluxe..... $8.99 Sausage.... $5.99 Mushroom... $5.50 Cheese..... $4.99Taking into account that $1.00 is charged on each additional topping, is it a better deal to buy the deluxe pizza or to buy a cheese pizza with 2 additional toppings? What is the price per square inch of the better deal? (Use 3.14 for ?. The size of a pizza is its diameter.)
A. Deluxe pizza; $0.32 B. Cheese pizza; $0.25 C. Cheese pizza; $0.21 D. Deluxe pizza; $0.08
Use the circle graph to solve the problem.The circle graph below gives the inventory of the men's department of a store.
What is the total inventory?
A. $186,000 B. $193,200 C. $189,600 D. $138,000
Provide an appropriate response.A company manufactures two products, X and Y, and the joint-cost function for these products is given by 
where c is the total cost of producing x units of X and y units of Y. Determine the marginal cost with respect to x when x = 450 and y = 550.
Fill in the blank(s) with the appropriate word(s).
Sketch by hand the graph of the function.f(x) = log1/8 x
A. 
B. 
C. 
D. 