(11\(_{two}\))\(^2\) = (11\(_2\) \(\times\) (11\(_2\)) = \({1 \times 2^1 + 1 \times 2^0} \times ({1 \times 2^1 + 1 \times 2^0})\) = \({1 \times 2 + 1 \times 1} \times ({1 \times 2 + 1 \times 1})\) = \({2 + 1} \times ({2 + 1})\) = 3 \(\times\) 3 = 9\(_{10}\) or 1001\(_2\) from 2 9 2 4 r1 2 2 r0 2 1 r0 0 r1