111111 × 111111 = _____

Look at the following pattern: 1^(2) = 1 11^(2) =121 111^2 = 12321 1111^(2)=1234321 11111^2 = 123454321 Make a conjecture about about each of the following : 111111^2=.............. 1111111^2=........... Check if your conjecture is true .

Write down the decimal equivalent of binary numbers. (111111)_(2),

Write down the decimal equivalent of binary numbers. (111.111)_(2)