In how many ways can a collection of one or more ornaments be displayed from 21 golden ornaments, 25 silver ornaments, 16 diamond ornaments and 19 artificial stone ornaments?
Note the following:
The formula for the combination for the selection of the items from the different items is
The combination for the selection of the none or more items from the identical items is
From the available data, the following is evident.
The combination for the selection of the none or more golden ornaments is
The combination for the selection of the none or more silver ornaments is
The combination for the selection of the none or more diamond ornaments is
The combination for the selection of the none or more artificial stone ornaments is
Therefore, the required combination is
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