Question

find x^3 + y^3 , if x+y = -1 , xy = 0


..............please solve it correctly not silly answer..................
...................thai i will mark as brainlist and thanks to u and follow u............
...................................BUT.......................................................
IF U GIVE ME RIGHT ANSWER..........

Answer 1

Step-by-step explanation:

(x+y) ^3 = x^3 + y^3 + 3xy(x+y)

= x^3 + y^3 + 3(0)(-1)

= x^3 + y^3 -1 =0

so x^3 + y^3 = +1

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Answer 2

Answer:

this is correct ans...