Question

Using a suitable identity expand (x³-y³)(x³+y³)

Answer 1

Answer:

(x³-y³) =》 (x-y) (x²+xy+y²)

(x³+y³) =》 (x+y) ( x²- xy+y²)

Answer 2

(x²-y®) =) (x-y) (x²+xy+y²).

(x²+y®) =» (x+y) ( x²- xy+y?)