Multiple choice

simplify: √18 + √2

  1. √20

  2. 3√2

  3. 5√3

  4. 4√2
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Simplify sqrt(18) = 3*sqrt(2). Then 3*sqrt(2) + sqrt(2) = 4*sqrt(2).

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