In how many ways can we give six identical pens to three students (note that a student can get zero pens)
Let A be a set of natural numbers from 1 to 10. How many ordered triples (x, y, z) are there such that x belongs to A, y belongs to A and z belongs to a. Also x
In an arithmetic progression, a5+a8+a11=28, and a14+a17+a20 =44. Find common difference.
Please let us know your comments regarding the correct answer to the question. Each of your comments will be evaluated by us and correct comments will be shared.