question_answer

Factorise:\[\frac{16}{25}{{x}^{2}}+\frac{9}{16}{{y}^{2}}+9{{z}^{2}}-\frac{6}{5}xy-\frac{9}{2}yz+\frac{24}{5}zx\]

A) \[{{\left( \frac{4}{5}x+\frac{3}{4}y-3z \right)}^{2}}\]

B) \[{{\left( \frac{4}{5}x-\frac{3}{4}y+3z \right)}^{2}}\]

C) \[\frac{48y-64}{3}\]      

D) \[{{\left( \frac{4}{5}x+\frac{3}{4}y+3z \right)}^{2}}\]

E) None of these