Math, asked by jangrakavita51, 11 months ago

factorise 8 x^3 -64 y^3 +27 z^3+72xyz​

Answers

Answered by melvinischillin
0

Answer: 8x3 - 72xyz + 27y3 + 64z3

Step-by-step explanation:Step  1  :

Equation at the end of step  1  :

 (((8•(x3))+(27•(y3)))+26z3)-72xyz

Step  2  :

Equation at the end of step  2  :

 (((8 • (x3)) +  33y3) +  26z3) -  72xyz

Step  3  :

Equation at the end of step  3  :

 ((23x3 +  33y3) +  26z3) -  72xyz

Step  4  :

Checking for a perfect cube :

4.1    8x3-72xyz+27y3+64z3  is not a perfect cube

Final result :

 8x3 - 72xyz + 27y3 + 64z3

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