What is d in -314⁄5 - 1⁄5*d**2 - 63*d = 0?

-314, -1

Let b(i) be the first derivative of 6*i2 - 7 + 10*i + 2⁄3*i3. Factor b(x).

2(x + 1)(x + 5)

Let l = -29 + 25. Let k be (-1)/l - (-11)/4. Factor 90*rk - r - 88*r3 - r.

2r(r - 1)*(r + 1)

Let h be 24/(12/(-8)*-1). Let r = h + -11. Factor -u + 2*u3 - u - 5*u4 + 0*u + r*u**2.

-u(u - 1)(u + 1)*(5*u - 2)

Let p(g) be the second derivative of -76*g6⁄5 - 281*g5⁄5 - 47*g4⁄3 + 232*g3⁄3 - 8*g**2 - 683*g. Let p(x) = 0. What is x?

-2, -1, 2⁄57, 1⁄2

Factor -321⁄4*f + 3⁄4*f5 + 165⁄2*f2 - 3⁄4*f4 + 105⁄4 - 57⁄2*f3.

3(f - 5)(f - 1)*3(f + 7)/4

Solve -159⁄5*f2 - 21⁄5*f3 - 72⁄5 - 42*f = 0 for f.

-6, -1, -4⁄7

Factor 10*p**2 - 180 - 63*p + 11 - 356 + 118*p.

5(p - 5)(2*p + 21)

Let j(v) be the first derivative of v4⁄6 + 796*v3⁄3 + 158404*v**2 + 126089584*v/3 + 393. Let j(i) = 0. What is i?

-398

Let y(s) be the third derivative of s7⁄210 - s5⁄30 - 23*s3⁄3 - 2*s2 + 4. Let l(i) be the first derivative of y(i). Factor l(b).

4b(b - 1)*(b + 1)