answersLogoWhite

0


Best Answer

the answer is NOT 21!!!! it is 35, i just got this wrong on my test because o followed this advice

User Avatar

Liv Thomson

Lvl 2
3y ago
This answer is:
User Avatar
More answers
User Avatar

Wiki User

12y ago

21

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Compute the number of ways you can select 3 elements from 7 elements?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

How many ways can you pay for runescape?

The number of ways varies, depending on the country. It would be best to select "membership" on the main site, select your country, and see what options there are for your specific country.


What does compute mean in math ways?

it Means To Calculate Explain If I Say Compute 3.52 X 14 It mean to calculate get it i hope you do


Which are the ways of providing the Korean War and which are ways that providing Vietnam war?

The word "providing" does not compute in this sentence.


How many ways can a person select 5 pictures to hang on the wall?

depends on the number of pictures to select from If you only have 5 pictures you must select them all so there is 1 way to do it.


What are the two ways that an elements symbol can be represented?

Atomic mass and Atomic number


How can elements be identified?

There are different ways through which elements can be . The most common in by looking at their properties as well as the number of protons and neutrons that they have.


What is the difference between nc2 and nc4?

The main difference between nC2 and nC4 is the number of elements being chosen. nC2 represents the number of ways to choose 2 elements from a set of n elements, while nC4 represents the number of ways to choose 4 elements from a set of n elements. In general, nC4 will be a larger number compared to nC2 for the same value of n.


How do you compute square roots mentally?

There are many ways to do it. Have a look at the Wikipedia article (check the link).


What is the three ways elements are classified?

How are elements classified


What 25 ways to multiply and get 12?

300


How many ways can a student select 5 questions from an exam containing twelve questions if he must select the last question?

If he must include the last question, then his choices really boil down tohow many ways he can select 4 more from the remaining 11.The number of ways he can select 4 from 11 is (11 x 10 x 9 x 8) = 7,920 ways .But each group of 4 can be selected in 24 different ways.So he can only wind up with 7920/24 = 330 different groups of questions.


Why do atoms with the same number of valence of electrons have similar chemical properties?

Because atoms with the same number of valence electrons react in similar ways with other elements.