a3+ b3+3 ab = 1
find (a+b)
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Step-by-step explanation:
a3 + b3 + 3ab = 1 ( GIVEN )
( a + b )3 = a3 + b3 + 3ab ( a + b )
( a + b )3 = 1 ( a + b )
( a + b ) = ( a + b )3
a + b = 3√( a + b )
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