Question
If
then show that \displaystyle{\sum_{{{r}={0}}}^{{n}}}{r}^{{2}}^{n}{C}_{{r}}{p}^{{r}}{q}^{{{n}-{r}}}={n}{p}{q}+{n}^{{2}}{p}^{{2}}\dot{}
Found 4 tutors discussing this question
Discuss this question LIVE
5 mins ago
Filo tutor solution
Learn from their 1-to-1 discussion with Filo tutors.
Generate FREE solution for this question from our expert tutors in next 60 seconds
Don't let anything interrupt your homework or exam prep with world’s only instant-tutoring, available 24x7
Practice questions from similar books
Question 1
In an examination, the maximum marks for each of the three papers is each. Maximum marks for the fourth paper is . Find the number of ways in which the candidate can score marks in aggregate.Question Text | If
then show that |