Question

Find the nature of roots of the equation x square - 1=2x square +4

Answer 1

Step-by-step explanation:

The nature of the roots is unreal

x^2-1=2x^2+4

x^2+4+1=0

x^2+5=0

a=1 , b=0 , c=5

b^2-4ac = 0^2-4×1×5

= 0-4×5

= 0-20

= -20