Question

is 0.2 a root of the equation x2-0.4=0?.justify ​

Answer 1

Answer:

Step-by-step explanation:

because if we solve this equation by middle term splitting method then the roots come are x-0.2=0

Therefore,

                x=0.2

Answer 2

no

Step-by-step explanation:

(0.2)^2=0.04

this do not satisfy the equation