Math, asked by sachin434, 1 year ago

if a-b=1 then a^3-b^3-3ab=7

Omnamhashivay: proof करना है क्या?

sachin434: nhi

Omnamhashivay: 7=?

Omnamhashivay: 7 नहीं होगा

Omnamhashivay: 1 होगा

sachin434: 7 hai

Answers

Answered by Omnamhashivay

1

a-b=1
(a-b)cube=1
(a) cube-(b) cube-3ab(a-b)=1
(a)^3-b^3-3ab=1 [a-b=1]

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