Math, asked by 2004parigupta, 7 months ago

if 7C4 +7Cr=8C4,then r is

Answers

Answered by abhinavmishra74358

1

Answer:

7C4 + 7Cr=8C4

7Cr=8C4-7C4

7Cr=1C4

Cr=C4/7

PLZ MARK AS BRAINLIEST

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