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3 a + 5 b whole cube |
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Answer» BONJOUR !!!❤❤❤ ( 3a + 5b )³ Formula to be USED : ( a + B )³ = a³ + b³ + 3a²b + 3ab² => ( 3a )³ + ( 5b )³ + 3( 3a )²(5b ) + 3( 3a )( 5b )² => 27a³ + 125b³ + 135a²b + 225ab² Hope it helps.....✌✌ Be BRAINLY |
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