Find the rectangular equation of the given polar equation.r = 
A. x2 + y2 - 2x - 1 = 0
B. 3x2 + y2 + 4x + 1 = 0
C. 3x2 - y2 + 4x + 1 = 0
D. 3x2 - y2 - 4x - 1 = 0
Answer: C
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Express the expanded form as a Hindu-Arabic numeral.(7 × 104) + (0 × 103) + (0 × 102) + (2 × 101) + (7 × 1)
A. 727 B. 70,027 C. 98 D. 7027
For what values of x does the series converge conditionally?
A. x = 5 B. x = 6 C. x = 7 D. None
Provide an appropriate response.A ball rebounds 
of its previous height after each bounce. If the ball is dropped from a height of 27 feet, how far has it traveled in the air when it hits the ground for the twentieth time?
Fill in the blank(s) with the appropriate word(s).
Solve the problem.During 1991, 200,000 people visited Rave Amusement Park. During 1997, the number had grown to 834,000. If the number of visitors to the park obeys the law of uninhibited growth, find the exponential growth function that models this data.
A. f(t) = 200,000e0.238t B. f(t) = 634,000e0.238t C. f(t) = 200,000e0.248t D. f(t) = 634,000e0.248t