Math, asked by dharmik4059352008, 7 months ago

tell me this answer​

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Answers

Answered by aanyam2020
0

Answer:

270725

Step-by-step explanation:

47

C

4

+∑

j=1

5

(52−j)C

3

47

C

4

=178365

⇒∑

j=1

5

(52−j)C

3

=

51

C

3

+

50

C

3

+

49

C

3

+

48

C

3

+

47

C

3

                                    =92360

47

C

4

+∑

j=1

5

(52−j)C

3

=178365+92360

  =270725

                                                 =

52

C

3

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