tecnicas de conteo ::: Un examen de matemáticas tiene 15 preguntas de las cuales hay que responder 10. ¿de cuantas formas diferentes se pueden seleccionar las preguntas?
Don't fret I will answer your question :)
No te preocupes voy a contestar su pregunta :)
counting techniques: A math test has 15 questions which must answer 10. from how many different ways you can select questions?
15C10
input nCr(15,10)
output $${\left({\frac{{\mathtt{15}}{!}}{{\mathtt{10}}{!}{\mathtt{\,\times\,}}({\mathtt{15}}{\mathtt{\,-\,}}{\mathtt{10}}){!}}}\right)} = {\mathtt{3\,003}}$$
i can speak spanish!
unos, duos, tres, quattro, cinco, ....
im a true master.
I can speak French!
Bonjour! Je ma'pelle Anonymous
Un, deux, trois, quatre, cinque...
i took French for 2 years. You said, "Hello! My name is Anonymous 1,2,3,4,5,..."
HOWEVER, i dont mean to b a smart butt... but it wouldn't be bonjour... it would be bonsoir..
Bonjour is "hello in the morning or afternoon"
Bonsoir is "hello in the evening" :)
But good french.. im impressed, anon
Don't fret I will answer your question :)
No te preocupes voy a contestar su pregunta :)
counting techniques: A math test has 15 questions which must answer 10. from how many different ways you can select questions?
15C10
input nCr(15,10)
output $${\left({\frac{{\mathtt{15}}{!}}{{\mathtt{10}}{!}{\mathtt{\,\times\,}}({\mathtt{15}}{\mathtt{\,-\,}}{\mathtt{10}}){!}}}\right)} = {\mathtt{3\,003}}$$