Question

find tha sq foot of 31+12√3​

Answer 1

Step-by-step explanation:

31+12√3

= 4 + 27 + 2 × 2 × 3√3

= 2^2 + (3√3)^2 + 2 × 2 × 3√3

= (2 + 3√3)^2

So, Square root of 31+12√3

= √(2 + 3√3)^2

= (2 + 3√3) or [-(2 + 3√3)]

= (2 + 3√3) or (-2 - 3√3) answers.