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1. If 13 = 13w/(1 - w), then (2w)2 =

  • A. 1/4
  • B. 1/4
  • C. 1/4
  • D. 1/4

Answer: Option D

Explanation:

13 = 13w / (1 - w)

1 = w/(1 - w)

1 - w = w

2w = 1

(2w)w = 1 × 2 = 2

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