SOLUTION: 125c3 + 27 factor

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Question 689087: 125c3 + 27
factor
Answer by ReadingBoosters(3246) About Me  (Show Source):
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sum of cubes
125c%5E3%2B27 = 5%5E3c%5E3+%2B+3%5E3
therefore,
%285c%2B3%29%28%285c%29%5E2+-+3%2A5%2Ac+%2B+3%5E2%29
...
highlight_green%28%285c%2B3%29%2825c%5E2-15c%2B9%29%29
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