x minus 2 Y the whole cube + 2 Y - 3 Z the whole cube + 3 Z - X the whole cube
Answers
Answered by
23
Answer:
3(X-2Y)(2Y-3Z)(3Z-X)
mridul6245:
what is the procedure
Answered by
76
Step-by-step explanation:
(X - 2y)³ + (2y - 3z)³ + (3z - X)³
let,
X -2y = a
2y - 3z = b
3z - X = c
a + b + c = X -2y +2y -3z + 3z - X = 0
we know that, if a + b + c = 0, then, a³ + b³ + c³ = 3abc
so..,
(X - 2y)³ + (2y - 3z)³ + (3z - X)³ =
= 3(X - 2y)(2y - 3z)(3z - X).
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