Подстановка условия
[src]-5*c^3 - 2*d^2 - 3*c*d - 3*c*d + 3*c^3 + 10*d^2 при c = -1/4
-5*c^3 - 2*d^2 - 3*c*d - 3*c*d + 3*c^3 + 10*d^2
$$10 d^{2} + 3 c^{3} + - 3 c d + - 3 c d + - 5 c^{3} - 2 d^{2}$$
-5*(-1/4)^3 - 2*d^2 - 3*(-1/4)*d - 3*(-1/4)*d + 3*(-1/4)^3 + 10*d^2
$$10 d^{2} + 3 (-1/4)^{3} + - 3 (-1/4) d + - 3 (-1/4) d + - 5 (-1/4)^{3} - 2 d^{2}$$
-(-5)/64 - 2*d^2 - 3*(-1)/4*d - 3*(-1)/4*d + 3*(-1/4)^3 + 10*d^2
$$10 d^{2} + - \frac{1}{4} \left(-1 \cdot 3 d\right) + - \frac{1}{4} \left(-1 \cdot 3 d\right) + - 2 d^{2} - - \frac{5}{64} + 3 \left(- \frac{1}{4}\right)^{3}$$
$$8 d^{2} + \frac{3 d}{2} + \frac{1}{32}$$