Show that the function f: N → N defined by f(n) = n2 is injective.
​

1 thought on “Show that the function f: N → N defined by f(n) = n2 is injective.<br />​”

1. Step-by-step explanation:

   For one-one,

   f(n1)=f(n2)

   n1^2=n2^2

   both side square canceled out

   n1=n2

   Hence it is injective function.

   Reply