Question

(2 + root 3) (2 + root 3)​

Answer 1

Answer:

7

(2+√3)(2+√3)=

(2+√3)^2

which is in the form (a+b)^2

2^2+√3^2=

4+3=7

Step-by-step explanation:

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Answer 2

Answer:

(2 + √3) (2 + √3)​ = (2 + √3)^2

As ( a + b )^2 = ( a^2 - 2ab + b^2 )

We get,

(2 + √3) (2 + √3) = (2)^2 - 2(2)(√3) + (√3)^2

                           = 4 - 4√3 + 3

                           = 7 - 4√3

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