# Questions & Answers for: ncr key calculator

## NPr and nCr key

...nCr key I have a Texas Instruments BA II plus calculator and I am trying to use nPr and nCr key and I do not know how to. Can someone help me please? Thank you Luz Hello, On calculators you calculate ...

## Binomial function

...key strokes To enter 20C7 you press 20 [SHIFT][nCr]7 ; To enter 0.15 to the power 7 you type 0.15[X to ] 7 the key is between [x²] and [log] To enter (1-0.15) to power 20-7, you type 0.85 [X to] ...

## How to use binomial in calculator

...key strokes To enter 20C7 you press 20 [SHIFT][nCr]7 ; To enter 0.15 to the power 7 you type 0.15[X to ] 7 the key is between [x²] and [log] To enter (1-0.15) to power 20-7, you type 0.85 [X to] ...

Question about TI-84 Plus Silver Edition Graphic Calculator

## How to do nPr or nCr on TI-30x Solar (scientific calc.)

nCr] key sequence for combinations and [2nd][nPr] key sequence for permutation. For the factorial function use key sequence [2nd][x!] 52[2nd][nCr]5 [=] gives 2598960. 8[2nd][nPr]3 [=] gives 336 4[2nd]

## How do I use nCr function?...

...n, press x-y, enter r, then press 3rd [nCr] =. For example, to find the number of possible five-card poker hands, press 5 2 x-y 5 3rd [nCr] = x-y is the x-exchange-y key just below the blue 2nd

## Is there a npr or

is there a npr or ncr button on my calculator nPr is the shifted function of the * (multiply) key. nCr is the shifted function of the / (divide) key.

## Binomial distribution

key) marked nCr. By definition nCr=(n!)/((r!)*(n-r)!)=nC(n-r) In what follows, I am using parentheses to enclose what is in the denominators). So 10!/(8!2!)=10C2 or 10C8 =45 (they have the same value)

## NCr and nPr

...nCr. There is third key nearby with the exclamation mark (n! or x!) If the markings nPr, nCr,n! ARE ON THE KEYS, you do not need to press [2nd F] or [SHIFT] to access the functions. If the markings ...

## How can I calculate combinations with fx-991ES PLUS?

...(nCr, nPr) with fx-991ES PLUS? Use nCr (the shifted function of the divide key). For example, to find the number of combinations of five things taken three at a time, press 5 SHIFT nCr 3 = and see

## Hoe to Calculate nPr and nCr on a Casio fx-9750GII?

...nPr and nCr on this calculator? In Run/Mat screen, press the OPTN key followed by F6, the F3:Prob. The nPr and nCr tab are accessible. Type n then the relevant tab, followed by the

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