Find the standard form of the equation of the hyperbola with the given characteristics and center at the origin.
?
Vertices:
; asymptotes: 
?
A.
B.
C.
D.
E.
Answer: D
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Answer the given question by setting up and solving the appropriate proportion. If necessary, round the answer to two decimal places.One computer line printer can print 800 lines/min, and a second can print 2000 lines/min. If they print a total of 4200 lines while printing together, how many lines does each print?
A. 1100 lines, 3100 lines B. 1400 lines, 2800 lines C. 1200 lines, 3000 lines D. 1000 lines, 3200 lines
Solve the problem.A person with no more than $2000 to invest plans to place the money in two investments, telecommunications and pharmaceuticals. The telecommunications investment is to be no more than 3 times the pharmaceuticals investment. Write a system of inequalities to describe the situation. Let to be invested in telecommunications and
to be invested in pharmaceuticals.
A. x + y = 2000 y ? 3x x ? 0 y ? 0 B. x + y ? 2000 3x ? y x ? 0 y ? 0 C. x + y ? 2000 x ? 3y x ? 0 y ? 0 D. x + y = 2000 x ? 3y x ? 0 y ? 0
Solve the problem.A grocery store sells a 20-ounce bottle of pop for $1.60, and a 32-ounce bottle for $2.24. Find the cost per ounce for each size and compare them to determine which is the better deal. Round to two decimal places.
A. 20-ounce bottle: $0.07 per ounce; 32-ounce bottle: $0.08 per ounce. The 20-ounce is the better deal. B. 20-ounce bottle: $0.20 per ounce; 32-ounce bottle: $0.07 per ounce. The 32-ounce is the better deal. C. 20-ounce bottle: $0.08 per ounce; 32-ounce bottle: $0.07 per ounce. The 32-ounce is the better deal. D. 20-ounce bottle: $0.92 per ounce; 32-ounce bottle: $1.07 per ounce. The 20-ounce is the better deal.
The distance that an object will fall in t seconds varies directly with the square of t. An object falls 2 feet in 1 second. How long will it take to fall 50 feet? ? __________ sec
Fill in the blank(s) with the appropriate word(s).