5*x^(3)-19x-30

Find the roots of the equation x^(4)+x^(3)-19x^(2)-49x-30 , given that the roots are all rational numbers.

If alpha ,beta are the roots of the equation 9x^(2)-7x+6=0 then the equation whose roots are 3 alpha+2 , 3 beta+2 is - 1) 3x^(2)+19x-144=0 2) 3x^(2)-19x+144=0 3) 3x^(2)-19x+44=0 4) 3x^(2)-19x-44=0

Factorise : x^(2)-19x-20

x^(2)-19x+84

What is the HCF of x^(3) - 19x + 30 and x^(2) - 5x +6 ?

Factorize the following by splitting the middle term: 3x^(2)+19x+30

The HCF of 20x^(5)-38x^(4)+43x^(3)-15x^(2) and 15x^(5)-19x^(4)+4x^(3) is

One root of the following given equation x^(5)-14x^(4)+31x^(3)-64x^(2)+19x+130=0