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Suppose you expand the product (x 1 + y 1 ) (x 2 + y 2 ).. .(x 20 + Y 20 ). How many terms will have only one x and rest y s? 1. 1 2. 5 3. 10 4. 20

Suppose you expand the product (x1+ y1) (x2 + y2).. .(x20 + Y20). How many terms will have only one x and rest ys?


1. 1                                                                2. 5


 


3. 10                                                             4. 20

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2 Answers

Bevkoof Singh
43 Points
9 years ago

i think 3 one is correct one

jitender lakhanpal
62 Points
8 years ago

ans   is option 4 

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