Answers

The Brainliest Answer!
2016-05-08T02:17:31+05:30
Let the natural number be 'n'.

So accordingly:

n²  =  4(n-1)

n² = 4n - 4

or

n² - 4n + 4 = 0.

So the answer is option d.
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2016-05-08T07:41:19+05:30
Solutions 

Let the variable 'n' represent natural number .

Solve

n²  =  4(n-1)

n² = 4n - 4

=

n² - 4n + 4 = 0.

The correct option would be (D) 
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