r^3-5r^2+8r-40=

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Solution for r^3-5r^2+8r-40= equation: 


Simplifying
r3 + -5r2 + 8r + -40 = 0

Reorder the terms:
-40 + 8r + -5r2 + r3 = 0

Solving
-40 + 8r + -5r2 + r3 = 0

Solving for variable 'r'.

The solution to this equation could not be determined.

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