Perform the indicated arithmetic.7
? 3
A. 21
B. 63
C. 10
D. 22
Answer: D
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Solve the problem.A company makes a very durable product. It sells 20,000 in the first year, but will have diminishing sales due to the product's durability, so that each year it can expect to sell only seventy-five percent of the quantity it will have sold the year before. How many products can the company expect to eventually sell?
A. 26,667 products B. 35,000 products C. 40,000 products D. 80,000 products
Graph the linear function and give the domain and the range. If the function is a constant function, identify it as such.f(x) = 
x + 6
A. D = (-?, ?), R = (-?, ?)
B. D = (-?, ?), R = (-?, ?)
C. D = (-?, ?), R = (-?, ?)
D. D = (-?, ?), R = (-?, ?)
Solve for the amount of discount and amount due.Invoice amt: $502Invoice date: Oct 10Terms: 5/10, 1/20, n/30Date paid: Oct 25
A. Amount of discount: $0; amount due: $502 B. Amount of discount: $25.10; amount due: $476.90 C. Amount of discount: $5.02; amount due: $496.98 D. Amount of discount: $50.20; amount due: $451.80
Solve the equation by completing the square.6x2 + 12x = -1
A. 
B. ?
C. 
D. 