Factor completely.x2 - 10xy + 25y2
A. (x - 5y)(x + 5y)
B. (x + 5y)2
C. (x - 5y)2
D. Prime
Answer: C
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Write the following in terms of sin ? and cos ? and then simplify if possible.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Solve the problem.Money magazine reports that the percentage of trading days in which the Dasdaq loses or gains 2% or more has been increasing since 1995 indicating more volatility in the Dasdaq. Use a graphing utility to fit an exponential function to the data. Predict the percentage of trading days in 2001 having such swings in value.
A. y = 2.353e0.610x, 91 days B. y = 1.278e0.611x, 92 days C. y = 1.849e0.531x, 76 days D. y = 1.669x1.706, 46 days
The function represents the rate of flow of money in dollars per year. Assume a 10-year period and find the accumulated amount of money flow at t = 10.f(x) = 500 at 3% compounded continuously
A. $5830.98 B. $16,666.67 C. $39,164.31 D. $7871.00
Let f(x, y) = x2 + 2xy + ey. Find 
.Enter just a polynomial in x plus or minus a polynomial in ey both in standard form (do not label, no parentheses).
What will be an ideal response?