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## Homework Statement

a) 2x^4 - 15x^3 + 23x^2 + 15x - 25 = 0

b) 12x^3 - 20x^2 + 23x - 10 = 0

## Homework Equations

## The Attempt at a Solution

I was wondering if you guys could check my answers.

For A:

Possibles: +/- {1, 5, 25} / {1, 2}

Actual: 5, 5/2