Question

which number is not a rational (i) √4 (ii) √-2 (iii) -6 (iv) (-27)^1/3​

Answer 1

$\huge \mathbb \orange{ANSWER!!!!}$

• √-2 is not a rational number.

• It is an irrational number

Answer 2

√4=2 which can be expressed as p/q =4/2

-6 can be written as -30/5

(-27)^1/3 =-3 =-15/5

√-2 = irrational ...so ans is option 2