20.x^(2)-26x+137

Prove that 2x^(4)-9x^(3)+21x^(2)-26x+12 is completely divisible by 2x-3.

Prove that : 2x^(4) - 9x^(3) + 21x^(2) - 26x + 12 is completely divisible by 2x - 3.

If 3 - sqrt(2) is a root of x^(4) - 8x^(3) + 21x^(2) - 26x + 14 = 0 then the roots are

Twice the product of the zeroes of the polynomial 23x^(2)-26x+161 is 14p. Find p.

If tan "" (alpha )/(2) and tan "" (beta)/( 2) are the roots of the equation 8x ^(2) -26x + 15 =0, then find the value of cos (alpha + beta).

If tan "" (alpha )/(2) and tan "" (beta)/( 2) are the roots of the equation 8x ^(2) -26x + 15 =0, then find the value of cos (alpha + beta).

8x ^ (2) -26x-7 = 0

Solve the equation : 3x^(4)-16x^(3)+26x^(2)-16x+3=0