Question

solve using identities 8x³ + 27y³ ​

Answer 1

8x^3 + 27y^3

(2x)^3 + (3y)^3

(using identity x^3+y^3 = (x+y) (x^2 - xy + y^2)

(2x + 3y) [(2x)^2 - 2x×3y + (3y)^2]

(2x + 3y) (4x^2 - 6xy + 9y^2)

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