SOLUTION: Negative x cubed minus 343
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Question 818685: Negative x cubed minus 343
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
I'm assuming you want to factor.
-x^3 - 343
-(x^3 + 343)
-(x^3 + 7^3)
-(x + 7)(x^2 - 7x + 7^2) ... use the sum of cubes factoring rule
-(x + 7)(x^2 - 7x + 49)
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