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`((2.75xx2.75xx2.75-2.25xx2.25xx2.25)/(2.75xx2.75+2.75xx2.25+2.25xx2.25))` के बराबर है।A. `-5`B. `0.5`C. `-0.5`D. `5`

Answer» Correct Answer - B
`a=2.75, b= 2.25`
`implies(a^(3)-b^(3))/(a^(2)+ab+b^(2))`
`implies((a-b)(a^(2)+ab+b))/(a^(2)+ab+b^(2))`
`implies (a-b)implies2.75-2.25`
`=0.50`


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