Five identical green chairs and three identical red chairs are arranged in a row. Find how many arrangements are possible if there must be a green chair on either end?

Five identical green chairs and three identical red chairs are arranged in a row. Find how many arrangements are possible if there must be a green chair on either end?

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Just wondering if this is true or false!

I don't understand what it means to leave in terms of factorials. Or how to enter this into my calculator using the six and 29.

Is That is true: once you learn the rule of factorization it will remain utilize life time with out any queries ??

i have no idea what kind of topic this is and i don't know how to work it out.

A race has 125 Participants, in how many ways can the runners come in 1st, 2nd and 3rd place?

On an English test, Jeff must write an essay for three of six questions in Part 1, and two of five questions in Part 2. How many different combinations of questions can be chosen?

Ms. Lee's class is having a spelling contest. There are 4 finalists in the contest. How many different ways can the 4 students be seated on the stage?

A boy owns 6 pairs of pants, 4 shirts, 4 ties, and 8 jackets. How many different outfits can he wear to school if he must wear one of each item?

Simplify the expression (4n+3)!/(4n-3)!

how to do a bigger number

just solve it

Factorials, Permutations and Combinations Factorials A factorial is represented by the sign (!). When we encounter n! (known as 'n factorial') we say that a factorial is the product of all the whole numbers between 1 and n, where n must always be positive. For example 0! is a special case factorial. This is special because there are no positive numbers less... read more

how i can proof this equation (((-1)^n)(n!))/(x+n)! = ((-1)^n)(x-1)^(n+1) from left to right in Properties of the factorial??

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