Question

Please give the solution for the question in the attachment

Answer 1

Step-by-step explanation:

a³ - 2√2b³

This can be written as a³ - (√2b)³

Now a³ - b³ = ( a - b ) ( a² + b² + ab) is an identity.

=> a³ - (√2b)³ = ( a - √2 b) [ a² + ( √2b )² +( a ) (√2 b ) ]

=> a³ - 2√2b³ = (a - √2 b) ( a² + 2b² + √2 ab)

This is the correct answer