The graph of a quadratic function is given. Choose the function's equation.
A. f(x) = x2 - 3
B. f(x) = x2 + 3
C. f(x) = x2 + 6x + 9
D. f(x) = x2 - 6x + 9
Answer: A
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A. 26. B. 52. C. 13. D. not possible to determine from the information given. E. none of these
Solve the problem. Round dollar amounts to the nearest cent.Scot cleaners purchased a new trouser press for $8300 and is using sum-of-the-years' digits depreciation to schedule depreciation over four years. If the residual value is $830, make the depreciation schedule.
What will be an ideal response?
Solve.To determine the number of fish in a lake, a park ranger catches 300 fish, tags them, and returns them to the lake. Later, 72 fish are caught, and it is found that 24 of them are tagged. Estimate the number of fish in the lake.
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compute the wind speed 
above the ground. What is the wind speed 
above the ground? Round results to the nearest hundredth.
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