If 13 = 13w/(1-w) ,then (2w)2 =
Choose the correct option:
A) 1/4  B) 1/2  C) 1  D) 2  E) 3
13-13w=13w   26w=13   w=1/2   2w=1   2w*2=1*2= 
<gadget id="calculator">1*2</gadget>
<output>2</output>
2   ANSWER:2
<result>D</result>
If 13 = 13w/(1-w) ,then (2w)2 =