Math, asked by sourabhkumar7970, 4 months ago

7. If 20c3 + 20c4 + 21c5 = 22cr r =?

Answers

Answered by Anonymous

0

Answer:

bsbzbzbzbzbzbbzbzbzbzbbzbzbzbzbzb

Answered by Anonymous

0

Answer:1+2=3

ok 7676ut6t nn jhnjnhjhnjhnnhh

Step-by-step explanation:

bgvg

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