The equation `(x^5)/(5!)+(x^4)/(4!)+(x^3)/(3!)+(x^2)/(2!)+x+1=0` have.

The coefficient of x^(5) in the expansion of (1+(x)/(1!)+(x^(2))/(2!)+(x^(3))/(3!)+(x^(4))/(4!)+(x^(5))/(5!))^(2) is

The number of real solutions of the equation x^(-x^(5))+x^(4)-x^(3)+x^(2)-x+1=0 is

The equation 4(5x^(2)-7x+2)=5(4x^(2)-6x+3) is

The sum of the real roots of the equation x^(5)-5x^(4)+9x^(3)-9x^(2)+5x-1=0 is

The sum of the real roots of the equation x^(5)-5x^(4)+9x^(3)-9x^(2)+5x-1=0 is

Solve the equation : (5)/(2-x)+(x-5)/(x+2)+(3x+8)/(x^(2)-4)=0

Solve the equation for x:x^(5)+x^(4)+x^(3)+x^(2)+x+1=0

The equation 5x^(5)+3x^(4)-2x^(3)-2x^(2)+3x+5=0 is a reciprocal equation of