Question

factorize 16a^3+ 54/b^3​

Answer 1

Step-by-step explanation:

16 a^ 3 + 54 / b^3

2 ( 8 a^3 + 27 / b^3)

2 [ ( 2a) ^3 + ( 3/b) ^3 ]

2 ( 2a+ 3/b) ( 4 a^2 + 9/ b^2 - 6a/b)

[using the identity x^3 + y ^3 = ( X+y) ( x^2 +y^2 -xy) ]