Question

The symmetry in curve $x ^ { 3 } + y ^ { 3 } = 3 a x y$along.

• A. x–axis
• B. y–axis
• C. Line y = x
• D. Opposite quadrants

Answer 1

Answer: (C)

Line y = x

Answer 2

By putting $y = x$or$x = y$, the equation remains

unchanged. Hence it is symmetric to the line $y = x$.