Simplifying Radical Expressions

9. Roots, Radicals, and Complex Numbers / Simplifying Radical Expressions / Problem 1

Problem 1

Compute $\sqrt{2} \cdot \sqrt{18}$ and give the final simplified numerical answer.

$6$

$the square root of 20$

$3$

$2 the square root of 3$

Compute 2⋅18\(\sqrt\)2\(\cdot\]\sqrt{18}\) and give the final simplified numerical answer.