How do you multiply sqrt[3x] * sqrt[6]?

3 Answers
Jun 19, 2018

3sqrt(2)sqrt(x)

Explanation:

Writing
sqrt(3)*sqrt(2*3)*sqrt(x)=3sqrt(2)*sqrt(x)

Jun 19, 2018

3sqrt(2x)

Explanation:

Given: sqrt(3x)xxsqrt(6)

Write as: sqrt(3x)xxsqrt(3xx2) color(white)("d") -> color(white)("d")sqrt3xxsqrt(x)xxsqrt(3)xxsqrt(2)

color(white)("dddddddddddddddddd.d") ->color(white)("d") [sqrt(3)xxsqrt(3)]xxsqrt(2x)

color(white)("ddddddddddddddddddd.") ->color(white)("d") 3sqrt(2x)

\sqrt{3x}\cdot \sqrt6=\sqrt{3x\cdot 6}=\sqrt{18x}=\sqrt{ 3^2\cdot 2x}=\sqrt3^2\sqrt{2x}=3\sqrt{2x}