Math, asked by xerxesTec, 1 year ago

answer tha question

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Answered by Anonymous

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(a+b)³=a³+b³+3ab(a+b)

1000=a³+b³+3×21×10

1000=a³+b³+630

Thus, a³+b³=370

Pls mark my answer brainliest

linauma: (a+b)^3-3ab(a+b)=a^3+b^3

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