To find the zeroes of a quadratic polynomial , should we split the middle term or should we use the identity (x+a)(x+b)=x2+(a+b)x+ab?

To find the zeroes of a quadratic polynomial , should we split the mid

1.	To find the zeroes of a quadratic polynomial , should we split the middle term or should we use the identity (x+a)(x+b)=x2+(a+b)x+ab?
Answer» To find the zeroes of a quadratic polynomial , should we split the middle term or should we use the identity (x+a)(x+b)=x²+(a+b)x+ab?