3 years ago

What is the answer to this question?(3+√5)^2

2 answers:

6 0

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

slavikrds [6]3 years ago

4 0

Answer:

the answer to this is

14 + 6√5

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