Can u tell some tricks to know when to multiply and add in permutation and combination?

Question

Saurabh Koranglekar · Answer

Dear student

Lets take a simple example

Let there be two stocks one of pencil other or marker

When you are required to select one pen AND one marker - you multiply

When you are required to select either one pen or one marker - you add

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Can u tell some tricks to know when to multiply and add in permutation and combination?

Can u tell some tricks to know when to multiply and add in permutation and combination?

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Can u tell some tricks to know when to multiply and add in permutation and combination?

Can u tell some tricks to know when to multiply and add in permutation and combination?

1 Answers

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