simplify (x/3+y/5)^3-(x/3-y/5)^3
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this is the answer...
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Answer:2[y^3/125 + x^2y/15]
Step-by-step explanation:
(a+b)^3 - (x/3-y-5)^3= 2[(y/5)^3 +3(x/3)^2×y/5]
=2[y^3/125 + x^2y/15]
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