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

- 2.47213 \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

e^{x} (cos (y) - sin (y))

\frac{1}{6} (8 ln (2) + \frac{15}{2} ln (3))

(x^{2} + 1) cos (x)

lo g_{10} (2) (7 x + 8) 3

3 (1 + 2)