SubArea: CombinatoricsLevel: BProject ID: 9000136902Accepted: 1Clonable: 0Easy: 1Simplify \(\left({12\above 0.0pt 10}\right) -\left ({12\above 0.0pt 2} \right)\).\(0\)\(66\)\(\left({12\above 0.0pt 8} \right)\)\(1\)\(\left({12\above 0.0pt 0} \right)\)