Question

Factorise: 8x cube-125y cube+216+180xy

Answer 1

Final result :

8x3 + 180xy - 125y3 + 216

Step by step solution :

Step  1  :

Equation at the end of step  1  :

(((8 • (x3)) - 53y3) + 180xy) + 216

Step  2  :

Equation at the end of step  2  :

((23x3 - 53y3) + 180xy) + 216

Step  3  :

Checking for a perfect cube :

 3.1    8x3+180xy-125y3+216  is not a perfect cube 

Final result :

8x3 + 180xy - 125y3 + 216

I hope it's helpful for you....