`x^(2)-15x+54=0`

x^(2)+15x+56=0

Calculate the value of x in the following equation :- (i) x^(2)-5x+6=0 (ii) x^(2)-9x+20=0 (iii) x^(2)-15x+56=0 (iv) x^(2)-16x+63=0

Calculate the value of x in the following equation :- (i) x^(2)-5x+6=0 (ii) x^(2)-9x+20=0 (iii) x^(2)-15x+56=0 (iv) x^(2)-16x+63=0

The repeated root of the equation 4x^(3)-12x^(2)-15x-4=0 is

Solve x^(2)+15x+50=0

2x^(4)15x^(3)+19x^(2)-15x+2=0 is a

Find the zeroes of x^(2)+15x = 0 .

Out of the following equations, find the equation having the sum of its roots -5. A) 3x^(2)-15x+3=0 B) x^(2)-5x+3=0 C) x^(2)+3x-5=0 D) 3x^(2)+15x+3=0

Solve by the method of completing the square: (1) 9x^(2)-15x+6=0 (2) 5x^(2)-6x-2=0

The repeated root of the equation 4x^3 -12x^2 -15x -4=0 is