The function f is one-to-one. Find its inverse.f(x) = 
A. f-1(x) = 
B. f-1(x) = -2x
C. f-1(x) = 
D. f-1(x) = 2x
Answer: A
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Determine the first five terms of the geometric sequence.a1 = 5, r = 2
A. 2, 10, 50, 250, 1250 B. 5, 7, 9, 11, 13 C. 10, 20, 40, 80, 160 D. 5, 10, 20, 40, 80
Solve the problem using the information given in the table and the specific identification inventory method. Round dollar amounts to the nearest cent.Find the goods available for sale. 
A. 50 units B. 110 units C. 160 units D. 125 units
Use the Binomial Theorem to expand the binomial and express the result in simplified form.(5x + 3)3
A. 25x2 + 30x + 9 B. 125x3 + 225x2 + 225x + 27 C. 125x3 + 225x2 + 135x + 27 D. 25x6 + 15x3 + 729
Factor by grouping.15x2 - 25x - 6x + 10
A. (15x - 2)(x - 5) B. (15x + 2)(x + 5) C. (5x - 2)(3x - 5) D. (5x + 2)(3x + 5)