Question

Which of the following is not irrational?

(a) (2 – √3)²

(b) (√2 + √3)²

(c) (√2 -√3)(√2 + √3)

(d)27√7​

Answer 1

Answer:

d are irrational I hope this answers is helpful to you

Answer 2

Answer:

c

Step-by-step explanation:

Because (a+b)(a-b)=a²-b²

in option c

2-3

1