Problem:
Find the roots of the following polynomial: $-15 x^2+14 x+7$
Answer:
$x=\frac{1}{15} \left(7-\sqrt{154}\right)\lor x=\frac{1}{15} \left(7+\sqrt{154}\right)$
{'source': 'AMPS', 'file': 'amps/mathematica/algebra/quadratic_roots/22801.txt'}