English, asked by amrapalimeshram7980, 2 months ago

Evalute by using suitable identity : (99)3

Answers

Answered by Snapskg730

3

Answer:

(99)³

(100-1)³

(a-b)³ = a³-b³-3ab(a-b)

= (100)³ - (1)³ - 3×100×1(99)

= 1000000 - 1 - 29700

= 970.299

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