Subject: Applied Mathematics, asked 1 week, 4 days ago

## If the number of relations from??A?to??B?is 128 and??n?(?B) = 7, then what is the value of??n?(?A)?

Subject: Applied Mathematics, asked 1 week, 4 days ago

## If X = {4, 6, 8, 10, 12, 14} and Y = {3, 5, 7, 9, 11, 13}, then which of the following statements/expressions is true? A - X and Y are disjoint sets B- X and Y are overlapping sets C -X c Y D- X-Y = null

Subject: Applied Mathematics, asked 1 week, 4 days ago

## If X = {4, 8, ..., 500), Y = {5, 10, ..., 500} are two sets with respect to universal set U = {1, 2, ..., 500), then find n(X'n Y').

Subject: Applied Mathematics, asked 1 week, 4 days ago

## For the set??X?= {1, 2, 3, ..., 20} is a relation?R?on set??X?is defined as?R?= { (?x, 2?x?+ 3) :?x???X?}, find the range of?R.

Subject: Applied Mathematics, asked on 23/8/21

## 4 men can do a job in 5 days 7 women can do a job in 8 days How much time will 3 men and 4 women take to finish the same job?

Subject: Applied Mathematics, asked on 22/8/21