28-31x-5x^(2)

Factorise: 28-31 x - 5x ^(2)

If x=1+sqrt""2+sqrt""3 , then the value of 2x^(4)-8x^(3)-5x^(2)+26x-28 is :

The equation 6x^5-25x^4+31x^(3)-31x^(2)+25x-6=0 is reciprocal equation of

Divide: 3x^(3)+4x^(2)+5x+18 by x+214x^(2)-53x+45 by 7x-9-21+71x-31x^(2)-24x^(3)by3-8x

Find int_(-1)^(1)(17x^(5)-x^(4)+29x^(3)-31x+1)/(x^(2)+1)dx

The equation whose roots are reciprocals of the roots of 6x^(6) - 25x^(5) + 31x^(4) - 31x^(2) + 25x - 6 = 0 is

The sum of all the rational roots of the equation 6x^(6)-25x^(5)+31x^(4)-31x^(2)+25x-6=0 is

The sum of all the rational roots of the equation 6x^(6)-25x^(5)+31x^(4)-31x^(2)+25x-6=0 is