Simplify (2m-5n)^3 -(2m+5n)^3
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Answer:
(-10n)^3 or -1000n^3
Step-by-step explanation:
(2m-5n)^3-(2m+5n)^3
so take cube as common
{(2m-5n)-(2m+5n)}^3
open the common brackets
{2m-5n-2m-5n}^3
2m and -2m cancels
(-5n-5n)^3
(-10n)^3
hope it helps
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