Question 919414
the value of 

{{{(2q - 3)^3 }}} 

={{{(2q - 3)(2q - 3)(2q - 3) }}} 

={{{(4q^2 -6q-6q+9)(2q - 3) }}}

= {{{(4x^2 - 12x + 9)(2x - 3)}}}

= {{{8x^3 -24x^2 + 18x -12x^2+36x-27}}}

 = {{{8x^3 - 36x^2 + 54x - 27}}}