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B
8x3+125
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C
(2x+5)3
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D
8x3−125
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Solution
The correct option is D8x3−125 Formula used: (a−b)(a2+ab+b2)=a3+b3 (2x−5)(4x2+10x+25)=(2x−5)[(2x)2+(2x)(5)+(5)2] =(2x)3−(5)3 =8x3−125 Option D is correct.