Question

6.Expand using suitable identities : (101)^3

Answer 1

Concept used :

( a + b )^3 = a^3 + b^3 + 3ab(a + b)

Step-by-step explanation:

(101)^3

= (100+1)^3

= (100)^3 + (1)^3 + 3x100x1(100 + 1)

= 1000000 + 1 + 300 x 101

= 1000001 + 30300

= 1030301