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29-04-2021
Mathematics

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What is the answer to this question?

(3+√5)^2

Respuesta :

29-04-2021

Answer:

the answer to this is

14 + 6√5

Answer Link

29-04-2021

14 + 6√5 because foil method

(3+√5)^2 = (3+√5)(3+√5)

3(3) = 9
3(√5) = 3√5
√5(3) = 3√5
√5(√5) = 5

9 + 3√5 + 3√5 + 5
= 14 + 6√5

Answer Link

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