Question

x=0.2 is a root of the equation X2-0.4=0. true or false​

Answer 1

is it 2x or x²

ur ques is not clear

Answer 2

Answer:

false because

if we put x=0.2 in equation s.t.

(0.2)^2-0.4=0.04-0.4

which is not equal to 0