a^3(b-c)^3+ b^3 (c-a)^3+ c^3 (a-b)^3
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Answer:
a^3(b-c)^3 = (ab-ac)^3
Similarly,
b^3(c-a)^3 = (bc-ab)^3
c^3(a-b)^3 = (ac-bc)^3
There is a formula in Algebra:
x^3 + y^3 + z^3 = 3xyz if (x+y+z) = 0
here x= ab-ac
y= bc-ab
z= ac-ab
and, we can see that x+y+z = 0
hence the solution is 3xyz = 3abc(a-b)(b-c)(c-a)
Step-by-step explanation:
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