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Combination/PermutationHey guys, i need help for solving this 2 problems: 1.There are 40 students in one class. The teacher definded 6 different titles for projects and told them to form groups of maximum 8 students and to choose a project. How many possible ways there are? 2.There are 20 students.They need to form groups of maximum 4 students, and at least 2 students. How many possible ways there are? |

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