Q8. If / + / = -1 ( x, y ≠ 0), find the value of x3 – y3 . give the correct answer and i will mark you as brainliest...
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what is /+/ first clear the question
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if x + y+ z =0
then x3 + y3+z2 - 3xyz=0
which means x3 + y3+z2 =3xyz
answer
3(x)(y)(2)=6xy
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