JEE Main 20264 Apr, Evening shiftMathematicsEasyPermutations and Combinations98× since 2002Let A={(a,b,c):a,b,cA=\{(a,b,c): a,b,cA={(a,b,c):a,b,c are non-negative integers and a+b+2c=22}a+b+2c=22\}a+b+2c=22}. Then n(A)n(A)n(A) is equal to:AOption A. 121BOption B. 124COption C. 144DOption D. 169CheckSkip · show solution