Question

Use Binomial theorem find the value of (101)³​

Answer 1

Answer

(101)

4

=(100+1)

4

=

4

C

0

(100)

4

+

4

C

1

(100)

3

(1)+

4

C

2

(100)

2

(1)

2

+

4

C

3

(100)(1)

3

+

4

C

4

(1)

4

=(100)

4

+4(100)

3

+6(100)

2

+4(100)+(1)

4

=100000000+4000000+60000+400+1

=104060401