1.

यदि `a=(b^(2))/(b-a)` है तो `a^(3)+b^(3)` का मान ज्ञात करें।A. `6ab`B. `0`C. `1`D. `2`

Answer» Correct Answer - B
`a=(b^(2))/(b-a)`
`impliesa(b-a)=b^(2)`
`ab-a^(2)=b^(2)`
`a^(2)+b^(2)-ab=0`
`impliesa^(3)+b^(3)=(a+b)(a^(2)+b^(2)-ab)`
`:. a^(3)+b^(3)=0`


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