Determine r, given that -78*r5⁄17 - 760*r4 - 532516*r3⁄17 + 222312*r2⁄17 + 70882*r - 881792⁄17 = 0.

-83, -64⁄39, 1

Solve 6*a4⁄5 - 306564*a3 - 7664208*a**2⁄5 - 10729932*a/5 - 919710 = 0 for a.

-3, -1, 255475

Determine l so that 3262*l4⁄3 + 58732*l3⁄3 + 35978*l**2 - 1578280*l/3 - 7744⁄3 = 0.

-11, -8⁄1631, 4

Let 2*x**2⁄3 - 3126*x + 93180 = 0. Calculate x.

30, 4659

Solve 2*r5⁄5 - 20616*r4⁄5 + 16478*r3 + 432968*r2⁄5 - 412200*r + 412160 = 0 for r.

-5, 2, 5, 10304

Suppose -5*i**2 + 18630390*i - 17354571577605 = 0. Calculate i.

1863039

Factor -3*c3⁄4 + 889155*c2⁄4 - 65882606589*c/4 - 65883495747⁄4.

-3*(c - 148193)*2(c + 1)/4

Solve -2*u4⁄5 - 924*u3⁄5 + 5214*u**2 - 163696*u/5 + 297312⁄5 = 0.

-489, 4, 19

Solve -130*p3⁄3 + 5306*p2⁄3 + 328*p = 0.

-12⁄65, 0, 41

Suppose 20*k**2 + 39252*k + 1007032 = 0. Calculate k.

-9683⁄5, -26