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  • Tests in basic operations with radicals
Test Title:

Tests in basic operations with radicals

There are 3 tests inside this topic. Click the button below to change currently active quiz.

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Current: Adding and subtracting Square Roots
  • Q1:
    1 pts
    Is the following statement true or false? $$\sqrt{2} + \sqrt{3} = \sqrt{5}$$
  • Q2:
    1 pts
    Is the following statement true or false? $$\sqrt{25-9} = \sqrt{16}$$
  • Q3:
    1 pts
    Is the following statement true or false? $$7\sqrt{3} - 4\sqrt{3} = 3\sqrt{3}$$
  • Q4:
    1 pts
    Simplify $2\sqrt{2}+\sqrt{3}$
    $\sqrt{7}$
    $\sqrt{12}$
    $\sqrt{14}$
    cannot be simplified
  • Q5:
    1 pts
    Simplify $2\sqrt{5} - 3\sqrt{5}$
    $\sqrt{5}$
    $5\sqrt{5}$
    $-\sqrt{5}$
    cannot be simplified
  • Q6:
    2 pts
    Simplify $\sqrt{3} + \sqrt{12}$
    $3\sqrt{3}$
    $\sqrt{15}$
    $5\sqrt{3}$
    cannot be simplified
  • Q7:
    2 pts
    Simplify $\sqrt{50} - 2\sqrt{8}$
    $-\sqrt{2}$
    $-3\sqrt{2}$
    $\sqrt{2}$
    cannot be simplified
  • Q8:
    2 pts
    Simplify $\sqrt{2} + \sqrt{8}+ \sqrt{18}$
    $12\sqrt{2}$
    $6\sqrt{2}$
    $4\sqrt{2}$
    cannot be simplified
  • Q9:
    3 pts
    Simplify $3\sqrt{27} - \sqrt{12} + \sqrt{48}$
    $2\sqrt{12}$
    $9\sqrt{12}$
    $11\sqrt{3}$
    $\sqrt{3}$
  • Q10:
    3 pts
    Simplify $$\frac{\sqrt{2}}2 - \frac{\sqrt{8}}4$$

    0

    1

    2

    3

  • Q11:
    3 pts
    Simplify $$\frac{3\sqrt{8}}4 + \frac{2\sqrt{50}}3-\frac{3\sqrt{72}}4$$
    $\frac{\sqrt{2}}2$
    $2\sqrt{2}$
    $3\sqrt{2}$
    $\frac{\sqrt{2}}3$
  • Q12:
    3 pts
    If $x>0$ than $2\sqrt{x^3}+3\sqrt{4x^3}$
    $8x\sqrt{x}$
    $8\sqrt{x^3}$
    $14x\sqrt{x}$
    $14\sqrt{x^3}$