Question

Square of twice of a number exceeds twice of square of the number by the number. This statement is correctly represented by which of the following options?
a) (2n)^2-2n^2=n
b) 2(n)^2-(2n)^2=n
c) 2n^2-n=(2n)^2
d) (2n)^2+n=2n^2

Answer 1

Hi ,

Let the number = n

According to the problem given ,

( 2n )² - 2n² = n

Option ( a ) correct.

I hope this helps you

:)