Math, asked by riteshkumar6416, 11 months ago

Evaluate using identities ( 1005)3

Answers

Answered by anitamaurya88567

1

Answer:

(1005)³= (1000)³+(5)³

(1005)³= 1000000000+125+3(1000+5)

{(a+b)³=a³+b³+3(a+b)}

(1005)³=1000000000+125+3×1005

(1005)³=1000000000+125+3015

(1005)³=1000003140

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