Question

If +=−1(x, y) ≠0 the value of x3–y3is

Answer 1

Answer:

If you then like my answer plzz. ANSWER

if

y

x

+

x

y

=−1

simplifies to x

2

+xy+y

2

=0

as (x

3

−y

3

)=(x−y)(x

2

+xy+y

2

)=0 using above result

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