1.

यदि `a+b=1`, तो `a^(3)+b^(3)-ab-(a^(2)-b^(2))^(2)` का मान ज्ञात कीजिए।

Answer» Correct Answer - A
Let `a=0`
`b=1`
`implies a^(3)+b^(3)-ab-(a^(2)-b^(2))^(2)`
`implies 0+1-0(0-1)^(2)`
`implies 1-1=0`


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