Question

without actually calculating the cubes,evaluate
(15)3 + (-28)3 + (13)3.

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Answer 1

Answer:

a3 + b3 + c3 = 3abc

3(15)(-28)(13)

= -16380

Step-by-step explanation:

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Answer 2

Answer:

a³+b³+c+³=3abc

Step-by-step explanation:

3(15)(-28)(13)

=-16380

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