Identify the correct statement (A) if `sqrtx in Q` `=>` `x in Q`

Identify the correct statement If x in Q=>x in Q If x^3 in Qa n dx^7 in Q=>x in Q If x^4 in Qa n dx^(11) in Q=>x in Q

identify Q :

Identify the incorrect statements for electric charge q :-

Select the correct statement regarding R.Q. ?

Select the correct statement regarding R.Q. ?

Identify the correct statement about the charges q_1 and q_2 then

Identify the correct statement about the charges q_1 and q_2 then