What is expand-sqrt(5)(4+sqrt(2)) ?

The solution to expand-sqrt(5)(4+sqrt(2)) is -4sqrt(5)-sqrt(10)

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expand-sqrt(5)(4+sqrt(2))

expand

- 5 (4 + 2)

- 45 - 10

Decimal Notation

- 12.10654 \dots

Solution steps

- 5 (4 + 2)

Apply the distributive law:

a (b + c) = ab + a c

- 5 (4 + 2) = - 5 \cdot 4 - 52

= - 5 \cdot 4 - 52

- 5 \cdot 4 - 52 = - 45 - 10

= - 45 - 10

(2 + x i)^{2}

(a + bi)^{6}

(1 + cos (t)) (e^{t^{2}} + t)^{2}

(x^{2})^{2}

\frac{1}{( 1 + x ^{2} ) ^{2}}

What is expand-sqrt(5)(4+sqrt(2)) ?
The solution to expand-sqrt(5)(4+sqrt(2)) is -4sqrt(5)-sqrt(10)