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Esmy
 2 years ago
17C4
Esmy
 2 years ago
17C4

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ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1\( \color{Black}{\Rightarrow\Large {17! \over (17  4)! 4!} }\)

Esmy
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1342190004971:dw A. 2,380 B. 680 C. 57,120 D. 4,760

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1Can you do the rest with a calculator?

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1\( \color{Black}{\Rightarrow\Large {17 \times 16 \times 15 \times 14 \over 24} }\)

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1Hmm no. But I can explain how I reached that step.

Esmy
 2 years ago
Best ResponseYou've already chosen the best response.117C4 = 17! / ( 4! (17  4)! ) 17C4 = ( 17! ) / ( 4! * 13! ) 17C4 = (17 * 16 * 15 * 14) / (4 * 3 * 2 * 1) 17C4 = 2380

moha_10
 2 years ago
Best ResponseYou've already chosen the best response.0(174)! how to simplify this

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1\( \color{Black}{\Rightarrow \Large \binom{17}{4} = {17! \over (17  4)! 4!} }\)

Esmy
 2 years ago
Best ResponseYou've already chosen the best response.1I got that now :/ ? I'm not sure if I did it right.

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1\( \color{Black}{\Rightarrow\Large {17! \over 13!4!} }\)

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0amazingly a sciientific calculator already has a function for this lol

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0you just have to push buttons =)) but yeah learning this process is better

Esmy
 2 years ago
Best ResponseYou've already chosen the best response.1lol okay yeah I was just wondering ^ ^ needed to know my work was good.

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1\( \color{Black}{\Rightarrow\Large {\cancel{17!}^{17 \times 16 \times 15 \times 14} \over \cancel{13!}4!} }\)

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0do you have a scientific calculator though @Esmy ?

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1Or http://wolframalpha.com ;)

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0you can check your work through that

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1I have a Ti  30XA which is pretty well.

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0do you see a function that says \[nCr\]

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1But nobody can beat wolfram ♥

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0try pressing \[17 \rightarrow nCr \rightarrow 4\] see the magic happen

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1You have to press \(17 \Longrightarrow 2nd \Longrightarrow 8 \Longrightarrow 4\) on this one.

Esmy
 2 years ago
Best ResponseYou've already chosen the best response.1Oh okay I got it ^ ^ thanks tho for your help.

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1You just have to type out 17C4 on Wolfram.

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1All scientific calculators differ.

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0i've never heard of a function that says 2nd only though

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1\(\text{WolframAlpha} > \text{A boring and tedious scientific calculator}\)

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0usually it's 2ndF or shift

lgbasallote
 2 years ago
Best ResponseYou've already chosen the best response.0bringing calculator > bringing iPad lol

ParthKohli
 2 years ago
Best ResponseYou've already chosen the best response.1Typing http://wolframalpha.com > bringing a scientific calculator. :P
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