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प्रश्न
Find the cube of: `2 1/2`
योग
उत्तर
`2(1)/(2)`
= `(2 1/2)^3`
= `(5/2)^3`
= `(5 xx 5 xx 5)/(2 xx 2 xx 2)`
= `(125)/(8)`
= `15(5)/(8)`
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