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x²+x+5=0 ->1

To find x we have to factorise equ 1

Discriminant = b²-4ac a=1;b=1;c=5.

Discriminant = 1-(4×1×5)

Discriminant = -19

x1= (-b + √discriminant)/2×a

x1= (-1+19i)/2.

x2= (-b - √discriminant)/2×a

x2= (-1 - 19i)/2.

Hencex1= (-1+19i)/2. and x2= (-1 - 19i)/2.


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