Question

factorise 64 m^3-3√3n^3​

Answer 1

Answer:

We have,64m

3

−343n

3

=(4m)

3

−(7n)

3

Using x

3

−y

3

=(x−y)(x

2

+xy+y

2

)

=(4m−7n){(4m)

2

+(4m)(7n)+(7n)

2

}

=(4m−7n)(16m

2

+28mn+49n

2

)