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

asked Apr 6, 2022 111k views

1 vote

What is the answer to this question?

(3+√5)^2

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2 votes

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

Dorjeduck answered Apr 9, 2022

4.6k points

0 votes

Answer:

the answer to this is

14 + 6√5

YSelf answered Apr 11, 2022

by YSelf

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