Question

Simplify : (√2 + 3√3)^2
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Answer 1

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43.6969384567

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Answer 2

Answer:

2 + 27 + 6√6

Step-by-step explanation:

( √2 + 3√3 )^2

( a + b )^2 = a^2 + b^2 + 2ab  { Identity / formula }

Here,

a = √2

b = 3√3

( √2 + 3√3 )^2

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

= 2 + 27 + 6√6