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a and b are integers such that a^3 + b^3 = 2015.  Find a + b.

 Jun 22, 2020
 #1
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a = - 9  or  a = 14  and:

b = 14  or  b = - 9

 Jun 22, 2020
 #2
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a = -9, b = 14,

or a = 14, b = -9,

but either way, a+b= 5

 Jun 23, 2020

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