What is 2(1+sqrt(5)) ?

The solution to 2(1+sqrt(5)) is 2+2sqrt(5)

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simplify 2(1+sqrt(5))

simplify

2 (1 + 5)

2 + 25

Decimal Notation

6.47213 \dots

Solution steps

2 (1 + 5)

Apply the distributive law:

a (b + c) = ab + a c

2 (1 + 5) = 2 \cdot 1 + 25

= 2 \cdot 1 + 25

Multiply the numbers:

2 \cdot 1 = 2

= 2 + 25

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