[" Prove the equality "],[(666...6)^(2)+(888...8)=444...4],[" n digits "quad n" digits "quad 2n" digits "]

Prove that (666....6)^2+(888....8)=4444.....4.

Prove that (666....6)^2+(888....8)=4444.....4.

Prove that (666 ....6)^2+(888 .....8)=4444 ...... 4.

Prove that (666...6)^(2)+(888dots8)=4444...4

(666…..n "digits")^2 + (888 ... n digits) is equal to

Show that (666 ...n "times")^(2) +(888.... N times) =(444.... 2n times).

Prove that (666 …. "to n digits")^(2) + (888 …. To n digits ) = (444 … to 2n digits ).

(666 …. N digits)^(2) + (888 …. N digits ) =

Prove that the number (444.........4)/(ndigit),(888..........89)/((n-1)digit) is a perfect square of the number (666.......6)/((n-1)digit)7