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• Tests in basic operations with radicals

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•  Question 1: 1 pts Is the following statement true or false? $$\sqrt{-36} = -6$$
•  Question 2: 1 pts Is the following statement true or false? $$\sqrt{25} = \pm5$$
•  Question 3: 1 pts Is the following statement true or false? $$\sqrt{50} = 5\sqrt{2}$$
•  Question 4: 1 pts Is the following statement true or false? $$3\sqrt{2} = \sqrt{6}$$
•  Question 5: 2 pts Which of the following expressions is true?
 $4\sqrt{3}=\sqrt{12}$ $-4\sqrt{3}=\sqrt{-12}$ $-4\sqrt{3}=-\sqrt{48}$
•  Question 6: 2 pts Simplify $\sqrt{18}$
 $9\sqrt{2}$ $3\sqrt{2}$ $9$ $2\sqrt{3}$
•  Question 7: 2 pts Simplify $2\sqrt{72}$
 $12\sqrt{3}$ $6\sqrt{2}$ $12\sqrt{2}$ $6\sqrt{3}$
•  Question 8: 2 pts $\sqrt{45}$ is between which two consecutive whole numbers?
 3 and 4 4 and 5 5 and 6 6 and 7
•  Question 9: 2 pts $\sqrt{120}$ is between what two consecutive whole numbers?
 9 and 10 10 and 11 11 and 12 12 and 13
•  Question 10: 1 pts Is the following statement true or false? $$\sqrt{-3} = -\sqrt{3}$$
•  Question 11: 2 pts Estimate $\sqrt{150}$ to the nearest whole number.
 $11$ $12$ $13$ $14$
•  Question 12: 3 pts Which radical cannot be simplified?
 $\sqrt{98}$ $\sqrt{72}$ $\sqrt{110}$ $\sqrt{120}$
•  Question 13: 3 pts Simplify $\sqrt{160000}$
 $40$ $400$ $4000$ $40000$
•  Question 14: 1 pts Is the following statement true or false? $$\sqrt{x^2} =x$$
•  Question 15: 3 pts Simplify $\sqrt{8x^3}$
 $|x|\sqrt{8x}$ $2|x|\sqrt{x}$ $2|x|\sqrt{2x}$ $2\sqrt{2x^3}$