Solution:
Total number of available courses = 9 Out of these 5 courses have to be chosen.
But it is given that 2 courses are compulsory for every student
i. e , you have to choose only 3 courses instead of 5, out of 7 instead of 9.is
In how many ways can a student choose a program of 5 courses, if 9 courses are available and 2 specific courses are compulsory for every student?
In how many ways can a student choose a program of 5 courses, if 9 courses are available and 2 specific courses are compulsory for every student?
