Question

the number (1+√3)² is a .................number​

Answer 1

Answer:

The number

$(1 + \sqrt{3} ) {}^{2}$

is a rational number.

Step-by-step explanation:

$(1 + \sqrt{3} ) {}^{2} \\ ⟶ 1 {}^{2} + \sqrt{3} {}^{2} \\ ⟶ 1 + 3 \\ ⟶ 4$

Answer 2

Answer:

(1+root 3)^2 = 1^2 + root 3 ^2 + (2*1*root 3)

= 1 + 3 + 2 root 3

= 4 + 2 root 3

it is a irrational number