Find the roots of the following equation `4x^2+4b x-(a^2-b^2)=0` by the method of completing the square.

Find the roots of the following equation 4x^(2)+4bx-(a^(2)-b^(2))=0 by the method of completing the square.

find the roots of the following equations if they exist, by the method of completing the square. 3x^2-7x+2=0

find the roots of the following equations if they exist, by the method of completing the square. 2x^2-3x+5=0

find the roots of the following equations if they exist, by the method of completing the square. 3x^2-17x-28=0

find the roots of the following equations if they exist, by the method of completing the square. 5x^2-17x-12=0

Find the roots of the following quadratic equations if they exist, by the method of completing the square : 2x^2+x-4=0 .

Find the roots of the following quadratic equations if they exist, by the method of completing the square : 2x^2+x+4=0 .

Find the roots of the following quadratic equations,if they exist,by the method of completing the square: 2x^(2)+x-4=0

Find the roots of the following quadratic equations,if they exist,by the method of completing the square:(ii) 2x^2+x-4=0

Find the roots of the following quadratic equations,if they exist,by the method of completing the square:(iv) 2x^2+x+4=0