Aclub as 30 members including 3 lawyers,4 teachers and 5 docters. in how many ways can a committee of 8 be formed to contain 1 teacher,2 lawyers, and 2 docters?

The answer is why would a teacher ask that

This is what i found “an explicit formula designates the nth term of the sequence, as an expression of n (where n = the term's location). it defines the sequence as a formula in terms of n. this example is an arithmetic sequence(the same number, 5, is added to each term to get to the next term).” i hope this you for what your looking for. can you plz mark me brainliest?