Find r such that -r4⁄4 - 12565*r3⁄2 - 157753525*r**2⁄4 + 394855125*r - 987530625 = 0.

-12570, 5

Find d, given that -28*d3 - 17128*d2 - 14820740*d/7 + 1122436432⁄7 = 0.

-2323⁄7, 52

Find f, given that f**2⁄2 - 3786547*f + 14337938183209⁄2 = 0.

3786547

Find w such that -3*w3⁄2 - 879549*w2⁄2 - 32231622732*w + 290120227416 = 0.

-146596, 9

Find z such that -z5⁄3 - 32912*z4⁄3 + 625730*z3⁄3 + 450064*z2 + 230517*z = 0.

-32931, -1, 0, 21

Factor d**2⁄3 + 86*d + 984.

(d + 12)*(d + 246)/3

Suppose -t**2⁄3 - 469*t/3 + 104284 = 0. What is t?

-841, 372

Factor -2*x**2⁄3 - 2544086*x/3 - 5088164⁄3.

-2(x + 2)(x + 1272041)/3

Solve 2*a**2⁄3 - 60580*a/3 - 121168⁄3 = 0 for a.

-2, 30292

Find o, given that -4*o5 + 148*o4 + 3944*o3 + 17008*o2 + 25760*o + 12544 = 0.

-14, -2, -1, 56