Reals, Roots, and Radicals Oh My!
2 months ago
mcheek13
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20 QuestionsShow answers
  • Question 1
    30 seconds
    Q.

    Evaluate:  256\sqrt{256}  

    answer choices

     16\sqrt{16}  

     16216^2  

    16

    128

  • Question 2
    30 seconds
    Q.

    Evaluate:  576\sqrt{576}  

    answer choices

    23

    24

    25

    26

  • Question 3
    30 seconds
    Q.

    Evaluate:  17217^2  

    answer choices

    289

    34

     17\sqrt{17}  

    256

  • Question 4
    30 seconds
    Q.

    What is the cube root of 27?

    answer choices

    3

    9

    273

    27\sqrt{27}

  • Question 5
    45 seconds
    Q.

    Evaluate: 63

    answer choices

    18

    108

    216

    36

  • Question 6
    60 seconds
    Q.

    Solve for x: x2 = 36

    answer choices

    x = 6

    x = 6 and -6

    x = 18 and -18

    x = -6

  • Question 7
    45 seconds
    Q.

    Evaluate:  4494\sqrt{49}  

    answer choices

    449

    47

    196

    28

  • Question 8
    60 seconds
    Q.

    Evaluate:  49\sqrt{\frac{4}{9}}  

    answer choices

     23\frac{2}{3}  

     1681\frac{16}{81}  

     49\frac{4}{9}  

  • Question 9
    45 seconds
    Q.

    Solve for x:  x2 =12x^{2\ }=12  

    answer choices

     x = ±6x\ =\ \pm6  

     x = ±12x\ =\ \pm\sqrt{12}  

     ±24\pm24  

     ±144\pm144  

  • Question 10
    60 seconds
    Q.

    Approximate to the nearest tenth.  19\sqrt{19}  

    answer choices

    4.1

    4.4

    4.6

    4.8

  • Question 11
    45 seconds
    Q.

    Evaluate:  434^3  

    answer choices

    12

    64

    48

    16

  • Question 12
    60 seconds
    Q.

    Determine which radical is approximately 5.8

    answer choices

    25\sqrt{25}

    28\sqrt{28}

    34\sqrt{34}

    36\sqrt{36}

  • Question 13
    30 seconds
    Q.

    Determine which number is a perfect square.

    answer choices

    8

    14

    16

    18

  • Question 14
    30 seconds
    Q.

    Determine which number is a perfect cube.

    answer choices

    3

    6

    8

    9

  • Question 15
    30 seconds
    Q.

    Evaluate:  264-2\sqrt{64}  

    answer choices

    -28

    -16

    16

    28

  • Question 16
    60 seconds
    Q.

    Evaluate:  (45)2\left(\frac{4}{5}\right)^2  

    answer choices

     810\frac{8}{10}  

     1625\frac{16}{25}  

     825\frac{8}{25}  

     45\sqrt{\frac{4}{5}}  

  • Question 17
    60 seconds
    Q.

    The area of a square is  49 ft249\ ft^2   . What is the length of one side?

    answer choices

     12.25 feet12.25\ feet  

     7 feet7\ feet  

     72 feet7^2\ feet  

     7 feet\sqrt{7}\ feet  

  • Question 18
    60 seconds
    Q.

    The volume of a cube is 125 cubic inches. What is the length of one edge?

    answer choices

     25 inches25\ inches  

     53 inches5^{3\ }inches  

     5 inches5\ inches  

     31.25 inches31.25\ inches  

  • Question 19
    60 seconds
    Q.

    The area of a square is 36 cm2. What is the length of one side of the square?

    answer choices

    9 cm

    18 cm

    6 cm

    24 cm

  • Question 20
    60 seconds
    Q.

    The area of a square is 36 cm2. What is the perimeter of the square?

    answer choices

    9 cm

    18 cm

    6 cm

    24 cm

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