Question

if x/y+y/x= -1 when x ≠0 and y≠0 than the value of (x³-y³)​

Answer 1

Answer:

0

Step-by-step explanation:

X³ - Y³= (X - Y)(X² + XY + Y²) -> equation 1

X/Y +Y/X = -1

X² + Y² = -XY

X² + XY + Y² = 0 - > equation 2

put value of 2 in 1

we get

X³ - Y³ = 0