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Q.

The rational form of 2.7435¯2.7435¯ is


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a

Question Image

b

Question Image

c

Question Image

d

Question Image 

answer is C.

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Detailed Solution

Concept: First we have to identify how many digits are repeating which you can find with the help of the bar symbol.
the concept used in the problem is all about real numbers so the formula which is given above you can take the use of a formula to solve the given question by just solving it or putting the data given accordingly
Take
Question ImageQuestion ImageQuestion ImageConsider the two equations:
Question ImageSubtract the above equation
Question ImageCross multiply it
Question ImageHence, the correct answer is option number 3) Question Image 
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