Question

PlZzzzz. Answeerr Fastt...

Answer 1

${({2a}^{3}) + ({3b}^{3}) + 18ab(2a + 3) + {( {2a}^{3} - ({3b}^{3}) - 18ab(2a - 3b}$
=8a^3+27b^3+36a^2b+54ab^2+8a^3-27b^3-36a^2b+54ab^2
=16a^3+108ab^2