Question

SIMPLIFY (2x-5y)³-(2x+5y)³

PLZ PLZ PLZ PLZ PLZ​

Answer 1

$Use\:the\:identity: \: (a-b)^{3} - (a+b)^{3}$

Answer 2

Since mass doesn't change, when the kinetic energy of an object changes, its speed must be changing. deals with faster-moving objects. The faster an object moves, the more necessary it is to use this theory in order to be accurate. As an object moves faster, its mass increases.

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