Question

factorise 27(m+2n)3 + (m-6n)3

Answer 1

27(m+2n)3+ (m-6n)3
=(27m+ 54n)3 + 3m -18n
=81m + 162n +3m- 18n
=84m+144n
=12(7m+12n)

Answer 2

Answer:

Step-by-step explanation: