evaluate (21 whole 3 )
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0
Answer:
ans of your question is 23
Plz mark me as brainliest plz
Answered by
0
Answer:
(21)3
=(20+1)3
USE THE IDENTITY
(X+Y)3=X3+Y3+3XY(X+Y)
SO,
20 cube +1 cube+3 multiplied by 20 and 1(20+1)
8000+1+60+21
=8082
now plzz mark me the brainiest
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